GERM Reservoir Database
Development and Maintenance by the EarthRef.org Database Team

	GERM Database Search Results   Save as ... ================== Excel spreadsheet Tab delimited text file   Sort by ... =========== Reservoir Z Element Value Median SD Low High N Unit Reference =========== Default   Units ... ======= ppm ppb ppt wt% wt%ox ======= Default   Reservoir Z Element Value Median SD Low High N Unit Info Reference Source(s) Active Continental Rifts 82 Pb 6.6           ppm Rudnick & Fountain 1995 Active Continental Rifts 82 Pb 13.6           ppm Rudnick & Fountain 1995 Alaska Trench   206Pb/204Pb 18.94             Plank & Langmuir 1998 Alaska Trench   207Pb/204Pb 15.614             Plank & Langmuir 1998 Alaska Trench   208Pb/204Pb 38.641             Plank & Langmuir 1998 Alaska Trench 82 Pb 10.08           ppm Plank & Langmuir 1998 Alborz Mountains 82 Pb 180         3 ppm Altschuller 1980 Aval et al. 1968 Aleutian Basalts   206Pb/204Pb 18.69         14   Kelemen et al. 2004 Aleutian Basalts   207Pb/204Pb 15.53         14   Kelemen et al. 2004 Aleutian Basalts   208Pb/204Pb 38.2         14   Kelemen et al. 2004 Aleutian Basalts 82 Pb 3.95         10 ppm Kelemen et al. 2004 Aleutian Trench   206Pb/204Pb 19.042             Plank & Langmuir 1998 Aleutian Trench   207Pb/204Pb 15.626             Plank & Langmuir 1998 Aleutian Trench   208Pb/204Pb 38.686             Plank & Langmuir 1998 Aleutian Trench 82 Pb 12.91           ppm Plank & Langmuir 1998 ALH 84001 Meteorite 82 Pb 72           ppm McSween, Jr. 2004 Lodders 1998 Amazon River Particulates 82 Pb 105           µg/g Martin & Meybeck 1979 Amour River Particulates 82 Pb 307           µg/g Martin & Meybeck 1979 Amphibolites 82 Pb 12.7         189 ppm Gao et al. 1998 Andaman Trench 82 Pb 17.78           ppm Plank & Langmuir 1998 Andean Andesites 82 Pb 12           ppm Weaver & Tarney 1984 Bailey 1981 Andes Basalt   206Pb/204Pb 18.5         5   Kelemen et al. 2004 Andes Basalt   207Pb/204Pb 15.61         5   Kelemen et al. 2004 Andes Basalt   208Pb/204Pb 38.73         5   Kelemen et al. 2004 Andes Basalt 82 Pb 7.21         19 ppm Kelemen et al. 2004 Andesites   206Pb/204Pb 18.3         18   Kelemen et al. 2004 Andesites   206Pb/204Pb 18.944         50   Plank & Langmuir 1998 Plank & Langmuir 1988 Andesites   207Pb/204Pb 15.47         18   Kelemen et al. 2004 Andesites   207Pb/204Pb 15.623         50   Plank & Langmuir 1998 Plank & Langmuir 1988 Andesites   208Pb/204Pb 38.631         50   Plank & Langmuir 1998 Plank & Langmuir 1988 Andesites   208Pb/204Pb 37.76         18   Kelemen et al. 2004 Andesites 82 Pb 20           ppm Condie 1993 Andesites 82 Pb 20           ppm Condie 1993 Andesites 82 Pb 4.7         13 ppm Kelemen et al. 2004 Andesites 82 Pb 20           ppm Condie 1993 Andesites 82 Pb 20           ppm Condie 1993 Andesites 82 Pb 20           ppm Condie 1993 Andesites 82 Pb 20           ppm Condie 1993 Andesites 82 Pb 4.9         50 ppm Plank & Langmuir 1998 Plank & Langmuir 1988 Andesites 82 Pb 20           ppm Condie 1993 Archean Amphibolites 82 Pb 22           ppm Weaver & Tarney 1984 Weaver & Tarney 1981 Archean Lower Crust 82 Pb 13           ppm Shaw et al. 1986 Weaver & Tarney 1984 Archean Terrains 82 Pb 8.5           ppm Rudnick & Fountain 1995 Arenaceous Rocks 82 Pb 18         121 ppm Gao et al. 1998 Arenaceous Rocks 82 Pb 25.8         2754 ppm Gao et al. 1998 Ashy Clay 82 Pb 31.5         4 ppm Plank & Langmuir 1998 Australian Granite 82 Pb 80         13 ppm Kemp & Hawkesworth 2004 Inger & Harris 1993 Australian Granite 82 Pb 17         6 ppm Kemp & Hawkesworth 2004 Turner et al. 1992 Australian Granite 82 Pb 22           ppm Kemp & Hawkesworth 2004 Collins et al. 1982 Australian Granite 82 Pb 19         1074 ppm Kemp & Hawkesworth 2004 Wormald & Price 1988 Australian Granite 82 Pb 27         704 ppm Kemp & Hawkesworth 2004 Chappell & White 1992 Australian Granite 82 Pb 5         8 ppm Kemp & Hawkesworth 2004 Whalen 1985 Bambui Group 82 Pb 20         14 ppm Altschuller 1980 Cathcart 1974 Basalts   206Pb/204Pb 19.566         27   Farmer 2004 Farmer et al. 2002 Basalts   206Pb/204Pb 17.958         3   Farmer 2004 Dungan et al. 1986 Basalts   206Pb/204Pb 18.533         8   Farmer 2004 Hoang & Flower 1998 Basalts   206Pb/204Pb 18.139         4   Farmer 2004 Chung 1999 Basalts   206Pb/204Pb 18.726         7   Farmer 2004 Price et al. 1997 Basalts   206Pb/204Pb 19.423         7   Farmer 2004 Rogers et al. 1998 Basalts   206Pb/204Pb 18.76             Farmer 2004 Conticelli et al. 1997 Basalts   206Pb/204Pb 18.68         1   Farmer 2004 Turner et al. 1996a Basalts   206Pb/204Pb 19.255         19   Farmer 2004 Paslick et al. 1995 Basalts   206Pb/204Pb 18.563         25   Farmer 2004 Baker et al. 1997 Basalts   206Pb/204Pb 18.746         3   Farmer 2004 Chung et al. 1995 Basalts   207Pb/204Pb 15.584         25   Farmer 2004 Baker et al. 1997 Basalts   207Pb/204Pb 15.62         7   Farmer 2004 Price et al. 1997 Basalts   207Pb/204Pb 15.758         7   Farmer 2004 Rogers et al. 1998 Basalts   207Pb/204Pb 15.594         8   Farmer 2004 Hoang & Flower 1998 Basalts   207Pb/204Pb 15.587         19   Farmer 2004 Paslick et al. 1995 Basalts   207Pb/204Pb 15.72         27   Farmer 2004 Farmer et al. 2002 Basalts   207Pb/204Pb 15.568         3   Farmer 2004 Chung et al. 1995 Basalts   207Pb/204Pb 15.507         4   Farmer 2004 Chung 1999 Basalts   207Pb/204Pb 15.656         1   Farmer 2004 Turner et al. 1996a Basalts   207Pb/204Pb 15.515         3   Farmer 2004 Dungan et al. 1986 Basalts   208Pb/204Pb 37.482         3   Farmer 2004 Dungan et al. 1986 Basalts   208Pb/204Pb 40.746         7   Farmer 2004 Rogers et al. 1998 Basalts   208Pb/204Pb 39.197         27   Farmer 2004 Farmer et al. 2002 Basalts   208Pb/204Pb 38.859         3   Farmer 2004 Chung et al. 1995 Basalts   208Pb/204Pb 38.624         25   Farmer 2004 Baker et al. 1997 Basalts   208Pb/204Pb 39.015         1   Farmer 2004 Turner et al. 1996a Basalts   208Pb/204Pb 39.645         19   Farmer 2004 Paslick et al. 1995 Basalts   208Pb/204Pb 38.84         7   Farmer 2004 Price et al. 1997 Basalts   208Pb/204Pb 38.588         8   Farmer 2004 Hoang & Flower 1998 Basalts   208Pb/204Pb 38.233         4   Farmer 2004 Chung 1999 Basalts 82 Pb 5.9         23 ppm Farmer 2004 Paslick et al. 1995 Basalts 82 Pb 2.45         44 ppm Farmer 2004 Baker et al. 1997 Basalts 82 Pb 3.4         7 ppm Farmer 2004 Price et al. 1997 Basalts 82 Pb 18.2         27 ppm Farmer 2004 Farmer et al. 2002 Basalts 82 Pb 22.9         10 ppm Farmer 2004 Chung et al. 2001 Basalts 82 Pb 5           ppm Condie 1993 Basalts 82 Pb 5           ppm Condie 1993 Basalts 82 Pb 6           ppm Condie 1993 Basalts 82 Pb 6           ppm Condie 1993 Basalts 82 Pb 6           ppm Condie 1993 Basalts 82 Pb 6           ppm Condie 1993 Basalts 82 Pb 6           ppm Condie 1993 Basalts 82 Pb 30         6 ppm Farmer 2004 Turner et al. 1996a Basalts 82 Pb 6.9         16 ppm Farmer 2004 Rogers et al. 1998 Basalts 82 Pb 5.59         4 ppm Farmer 2004 Chung 1999 Basic Precambrian Granulites 82 Pb 12         25 ppm Shaw et al. 1986 Battle Creek Formation 82 Pb 170         7 ppm Altschuller 1980 De Keyser & Cook 1972 Battle Creek Formation 82 Pb 40         17 ppm Altschuller 1980 De Keyser & Cook 1972 Belkinsk Akai Sayan 82 Pb 40         33 ppm Altschuller 1980 Chaikina & Nikolskaya 1970 Bone Valley Formation 82 Pb 55         8 ppm Altschuller 1980 Boninites   206Pb/204Pb 18.68         37   Kelemen et al. 2004 Boninites   207Pb/204Pb 15.53         37   Kelemen et al. 2004 Boninites   208Pb/204Pb 38.31         37   Kelemen et al. 2004 Boninites 82 Pb 1.83         15 ppm Kelemen et al. 2004 Brown Clay 82 Pb 104.9         29 ppm Plank & Langmuir 1998 Brown Clay 82 Pb 131         4 ppm Plank & Langmuir 1998 Brown Rock 82 Pb 23         3 ppm Altschuller 1980 Carbonate   206Pb/204Pb 18.314         13   Plank & Langmuir 1998 Carbonate   207Pb/204Pb 15.463         13   Plank & Langmuir 1998 Carbonate   208Pb/204Pb 37.94         13   Plank & Langmuir 1998 Carbonate 82 Pb 6.7         13 ppm Plank & Langmuir 1998 Carbonate Turbidites 82 Pb 10         87 ppm Plank & Langmuir 1998 Carbonates 82 Pb 9.4         50 ppm Gao et al. 1998 Carbonates 82 Pb 13.3         2038 ppm Gao et al. 1998 Cascade Basalt   206Pb/204Pb 18.94         26   Kelemen et al. 2004 Cascade Basalt   207Pb/204Pb 15.62         26   Kelemen et al. 2004 Cascade Basalt   208Pb/204Pb 38.61         26   Kelemen et al. 2004 Cascade Basalt 82 Pb 2.26         10 ppm Kelemen et al. 2004 Cascadia Trench   206Pb/204Pb 19.151             Plank & Langmuir 1998 Cascadia Trench   207Pb/204Pb 15.629             Plank & Langmuir 1998 Cascadia Trench   208Pb/204Pb 38.747             Plank & Langmuir 1998 Cascadia Trench 82 Pb 15.59           ppm Plank & Langmuir 1998 Central America Trench   206Pb/204Pb 18.459             Plank & Langmuir 1998 Central America Trench   207Pb/204Pb 15.515             Plank & Langmuir 1998 Central America Trench   208Pb/204Pb 38.166             Plank & Langmuir 1998 Central America Trench 82 Pb 7.36           ppm Plank & Langmuir 1998 Central American Basalts   206Pb/204Pb 19.02         21   Kelemen et al. 2004 Central American Basalts   207Pb/204Pb 15.56         21   Kelemen et al. 2004 Central American Basalts   208Pb/204Pb 38.68         21   Kelemen et al. 2004 Central American Basalts 82 Pb 1.4         26 ppm Kelemen et al. 2004 Central East China Craton   K/Pb 1200             Gao et al. 1998 Central East China Craton   K/Pb 1200             Gao et al. 1998 Central East China Craton   K/Pb 1300             Gao et al. 1998 Central East China Craton   K/Pb 1400             Gao et al. 1998 Central East China Craton   K/Pb 1200             Gao et al. 1998 Central East China Craton   K/Pb 1100             Gao et al. 1998 Central East China Craton   K/Pb 1200             Gao et al. 1998 Central East China Craton   K/Pb 1200             Gao et al. 1998 Central East China Craton 82 Pb 11           ppm Gao et al. 1998 Central East China Craton 82 Pb 15           ppm Gao et al. 1998 Central East China Craton 82 Pb 18           ppm Gao et al. 1998 Central East China Craton 82 Pb 15           ppm Gao et al. 1998 Central East China Craton 82 Pb 14           ppm Gao et al. 1998 Central East China Craton 82 Pb 16           ppm Gao et al. 1998 Central East China Craton 82 Pb 13           ppm Gao et al. 1998 Central East China Craton 82 Pb 16           ppm Gao et al. 1998 Central East China Craton 82 Pb 10           ppm Gao et al. 1998 Central East China Craton 82 Pb 15           ppm Gao et al. 1998 Central East China Craton 82 Pb 17           ppm Gao et al. 1998 Central East China Craton   Pb/Bi 57             Gao et al. 1998 Central East China Craton   Pb/Bi 34             Gao et al. 1998 Central East China Craton   Pb/Bi 55             Gao et al. 1998 Central East China Craton   Pb/Bi 79.1             Gao et al. 1998 Central East China Craton   Pb/Bi 85             Gao et al. 1998 Central East China Craton   Pb/Bi 30             Gao et al. 1998 Central East China Craton   U/Pb 0.07             Gao et al. 1998 Central East China Craton   U/Pb 0.072             Gao et al. 1998 Central East China Craton   U/Pb 0.079             Gao et al. 1998 Central East China Craton   U/Pb 0.087             Gao et al. 1998 Central East China Craton   U/Pb 0.077             Gao et al. 1998 Central East China Craton   U/Pb 0.066             Gao et al. 1998 Central East China Craton   U/Pb 0.074             Gao et al. 1998 Central East China Craton   U/Pb 0.079             Gao et al. 1998 Central East China Craton   ¿-Pb 4.9             Gao et al. 1998 Central East China Craton   ¿-Pb 4.4             Gao et al. 1998 Central East China Craton   ¿-Pb 4             Gao et al. 1998 Central East China Craton   ¿-Pb 5.7             Gao et al. 1998 Central East China Craton   ¿-Pb 5             Gao et al. 1998 Central East China Craton   ¿-Pb 4.3             Gao et al. 1998 Central East China Craton   ¿-Pb 4.8             Gao et al. 1998 Chert   206Pb/204Pb 18.845         4   Plank & Langmuir 1998 Chert   206Pb/204Pb 18.845         4   Plank & Langmuir 1998 Chert   206Pb/204Pb 18.85             Elliot et al. 1997 Chert   207Pb/204Pb 15.68             Elliot et al. 1997 Chert   207Pb/204Pb 15.683         4   Plank & Langmuir 1998 Chert   207Pb/204Pb 15.683         4   Plank & Langmuir 1998 Chert   208Pb/204Pb 38.955         4   Plank & Langmuir 1998 Chert   208Pb/204Pb 38.96             Elliot et al. 1997 Chert   208Pb/204Pb 38.955         4   Plank & Langmuir 1998 Chert 82 Pb 4.2           ppm Elliot et al. 1997 Chert 82 Pb 3.8         4 ppm Plank & Langmuir 1998 Chert 82 Pb 4.2         4 ppm Plank & Langmuir 1998 CI Chondrites 82 Pb 2430           ppb McDonough & Sun 1995 Palme 1988 CI Chondrites 82 Pb 2400           ppb McDonough & Sun 1995 Wasson & Kallemeyn 1988 CI Chondrites 82 Pb 2.47           ppm Palme & Jones 2004 Anders & Grevesse 1989 CI Chondrites 82 Pb 2470           ppb McDonough & Sun 1995 CI Chondrites 82 Pb 2.53   0.253       ppm Palme & Jones 2004 Palme & Beer 1993 CI Chondrites 82 Pb 2530   253       ppb Palme & O'Neill 2004 Palme & Jones 2004 CI Chondrites 82 Pb 2470   192.7     3 ppb Anders & Grevesse 1989 CI Chondrites 82 Pb 2.05   0.04         Palme & Jones 2004 Clastic Turbidites   206Pb/204Pb 19.151         28   Plank & Langmuir 1998 Clastic Turbidites   207Pb/204Pb 15.629         28   Plank & Langmuir 1998 Clastic Turbidites   208Pb/204Pb 38.747         28   Plank & Langmuir 1998 Clastic Turbidites 82 Pb 15.6         28 ppm Plank & Langmuir 1998 Colombia Trench 82 Pb 0.89           ppm Plank & Langmuir 1998 Congo River Particulates 82 Pb 455           µg/g Martin & Meybeck 1979 Continental Arc Andesite   206Pb/204Pb 18.53         11   Kelemen et al. 2004 Continental Arc Andesite   206Pb/204Pb 18.75         76   Kelemen et al. 2004 Continental Arc Andesite   207Pb/204Pb 15.57         76   Kelemen et al. 2004 Continental Arc Andesite   207Pb/204Pb 15.56         11   Kelemen et al. 2004 Continental Arc Andesite   208Pb/204Pb 38.36         11   Kelemen et al. 2004 Continental Arc Andesite   208Pb/204Pb 38.46         75   Kelemen et al. 2004 Continental Arc Andesite 82 Pb 8.45         20 ppm Kelemen et al. 2004 Continental Arc Andesite 82 Pb 3.36         83 ppm Kelemen et al. 2004 Continental Arcs 82 Pb 10.6           ppm Rudnick & Fountain 1995 Continental Arcs 82 Pb 2.8           ppm Rudnick & Fountain 1995 Continental Crust   206Pb/204Pb       18.04 18.35     Rudnick & Goldstein 1990 Continental Crust   207Pb/204Pb       15.51 15.62     Rudnick & Goldstein 1990 Continental Crust   Bi/Pb 0.0164             Salters & Stracke 2004 Continental Crust 82 Pb 14.8           ppm Rudnick & Fountain 1995 Wedepohl 1995 Continental Crust 82 Pb 10           ppm Weaver & Tarney 1984 Taylor & McLennan 1981 Continental Crust 82 Pb 15           ppm Weaver & Tarney 1984 Continental Crust 82 Pb 20           ppm Shaw et al. 1986 Continental Crust 82 Pb 20           µg/g Rudnick & Gao 2004 Shaw et al. 1986 Continental Crust 82 Pb 12.6           µg/g Rudnick & Gao 2004 Rudnick & Fountain 1995 Continental Crust 82 Pb 11           µg/g Rudnick & Gao 2004 Rudnick & Fountain 1995 Continental Crust 82 Pb 15           µg/g Rudnick & Gao 2004 Weaver & Tarney 1984 Continental Crust 82 Pb 11           µg/g Rudnick & Gao 2004 Continental Crust 82 Pb 8           µg/g Rudnick & Gao 2004 Taylor & McLennan 1985 Taylor & McLennan 1995 Continental Crust 82 Pb 12.5           µg/g Rudnick & Gao 2004 Taylor 1964 Continental Crust 82 Pb 15           µg/g Rudnick & Gao 2004 Gao et al. 1998a Continental Crust 82 Pb 14.8           µg/g Rudnick & Gao 2004 Wedepohl 1995 Continental Crust 82 Pb   2.8         wt% Candela 2004 Rudnick & Gao 2004 Continental Crust 82 Pb 11           ppm Candela 2004 Rudnick & Gao 2004 Continental Crust 82 Pb 12.6           ppm Rudnick & Fountain 1995 Continental Crust 82 Pb 8000           ppb Palme & O'Neill 2004 Rudnick & Gao 2004 Continental Crust 82 Pb 8           ppm Taylor & McLennan 1995 Continental Crust 82 Pb 14.8           ppm Wedepohl 1995 Continental Crust 82 Pb 11           ppm Kemp & Hawkesworth 2004 Rudnick & Gao 2004 Continental Crust   U/Pb 0.113             Rudnick & Fountain 1995 Continental Intraplate Xenoliths 82 Pb 0.0012           ppm Pearson et al. 2004 Ionov 1996 Continental Intraplate Xenoliths 82 Pb 15.4           ppm Pearson et al. 2004 Ionov et al. 1997 Continental Intraplate Xenoliths 82 Pb 0.59           ppm Pearson et al. 2004 Ionov et al. 1997 Continental Intraplate Xenoliths 82 Pb 0.035           ppm Pearson et al. 2004 Ionov 1996 Continental Intraplate Xenoliths 82 Pb 0.039           ppm Pearson et al. 2004 Ionov 1996 Continental Intraplate Xenoliths 82 Pb 0.119           ppm Pearson et al. 2004 Ionov 1996 Continental Intraplate Xenoliths   Th/Pb 0.122             Pearson et al. 2004 Ionov et al. 1997 Continental Intraplate Xenoliths   Th/Pb 12.169             Pearson et al. 2004 Ionov 1996 Continental Intraplate Xenoliths   Th/Pb 0.001             Pearson et al. 2004 Ionov et al. 1997 Continental Intraplate Xenoliths   Th/Pb 0.046             Pearson et al. 2004 Ionov 1996 Continental Intraplate Xenoliths   Th/Pb 0.012             Pearson et al. 2004 Ionov 1996 Continental Intraplate Xenoliths   Th/Pb 0.572             Pearson et al. 2004 Ionov 1996 Continental Intraplate Xenoliths   U/Pb 0.251             Pearson et al. 2004 Ionov 1996 Continental Intraplate Xenoliths   U/Pb 0.001             Pearson et al. 2004 Ionov et al. 1997 Continental Intraplate Xenoliths   U/Pb 0.007             Pearson et al. 2004 Ionov 1996 Continental Intraplate Xenoliths   U/Pb 0.16             Pearson et al. 2004 Ionov 1996 Continental Intraplate Xenoliths   U/Pb 0.029             Pearson et al. 2004 Ionov et al. 1997 Continental Intraplate Xenoliths   U/Pb 0.027             Pearson et al. 2004 Ionov 1996 Continental Shields & Platforms 82 Pb 11.4           ppm Rudnick & Fountain 1995 Continental Shields & Platforms 82 Pb 4.3           ppm Rudnick & Fountain 1995 Core 82 Pb 0.4           ppm McDonough 2004 Core 82 Pb 0.4           µg/g McDonough 1998 Cratonic Xenoliths 82 Pb 3.43           ppm Pearson et al. 2004 Cratonic Xenoliths 82 Pb 18.5           ppm Pearson et al. 2004 Cratonic Xenoliths 82 Pb 3.3           ppm Pearson et al. 2004 Gregoire et al. 2002 Cratonic Xenoliths 82 Pb 4.3           ppm Pearson et al. 2004 Gregoire et al. 2002 Cratonic Xenoliths 82 Pb 1.5           ppm Pearson et al. 2004 Gergoire et al. 2002 Cratonic Xenoliths 82 Pb 4.38           ppm Pearson et al. 2004 Cratonic Xenoliths   Th/Pb 0.091             Pearson et al. 2004 Gregoire et al. 2002 Cratonic Xenoliths   Th/Pb 0.263             Pearson et al. 2004 Cratonic Xenoliths   Th/Pb 0.156             Pearson et al. 2004 Gregoire et al. 2002 Cratonic Xenoliths   Th/Pb 3.849             Pearson et al. 2004 Cratonic Xenoliths   Th/Pb 0.08             Pearson et al. 2004 Gergoire et al. 2002 Cratonic Xenoliths   U/Pb 0.007             Pearson et al. 2004 Cratonic Xenoliths   U/Pb 0.02             Pearson et al. 2004 Cratonic Xenoliths   U/Pb 0.065             Pearson et al. 2004 Gregoire et al. 2002 Cratonic Xenoliths   U/Pb 0.064             Pearson et al. 2004 Gregoire et al. 2002 Cratonic Xenoliths   U/Pb 4.659             Pearson et al. 2004 Cratonic Xenoliths   U/Pb 0.02             Pearson et al. 2004 Gergoire et al. 2002 Danube River Particulates 82 Pb 178           µg/g Martin & Meybeck 1979 Depleted D-MORB basalts   208Pb/204Pb 37.92             Salters & Stracke 2004 Depleted D-MORB basalts   Ce/Pb 25             Salters & Stracke 2004 Depleted Mantle   206Pb/204Pb 18             Rehkamper & Hofmann 1997 Depleted Mantle   207Pb/204Pb 15.43             Rehkamper & Hofmann 1997 Depleted Mantle   208Pb/204Pb 37.7             Rehkamper & Hofmann 1997 Depleted Mantle 82 Pb 23.2   6.96       ppb Salters & Stracke 2004 Depleted Mantle 82 Pb 0.0489           ppm Rehkamper & Hofmann 1997 Depleted Mantle 82 Pb 0.09             Jones & Drake 1986 Zartman & Tera 1973 Depleted Mantle 82 Pb 0.018     0.015 0.021   ppm Workman & Hart 2005 Depleted Mantle   ¿ 10             Rehkamper & Hofmann 1997 Depleted MORB Mantle   206Pb/204Pb 18.275             Workman & Hart 2005 Su & Langmuir 2003 Depleted MORB Mantle   207Pb/204Pb 15.486             Workman & Hart 2005 Su & Langmuir 2003 Depleted MORB Mantle   U/Pb 0.172             Workman & Hart 2005 Depleted-Depleted MORB Mantle   206Pb/204Pb 17.573             Workman & Hart 2005 Depleted-Depleted MORB Mantle   207Pb/204Pb 15.404             Workman & Hart 2005 Depleted-Depleted MORB Mantle 82 Pb 0.014           ppm Workman & Hart 2005 Depleted-Depleted MORB Mantle   U/Pb 0.131             Workman & Hart 2005 Diatom Oozes & Clay   206Pb/204Pb 18.649         15   Plank & Langmuir 1998 Diatom Oozes & Clay   207Pb/204Pb 15.633         15   Plank & Langmuir 1998 Diatom Oozes & Clay   208Pb/204Pb 38.501         15   Plank & Langmuir 1998 Diatom Oozes & Clay 82 Pb 22.5         15 ppm Plank & Langmuir 1998 Diatome Clay   206Pb/204Pb 18.894         6   Plank & Langmuir 1998 Diatome Clay   207Pb/204Pb 15.701         6   Plank & Langmuir 1998 Diatome Clay   208Pb/204Pb 38.892         6   Plank & Langmuir 1998 Diatome Clay 82 Pb 29.4         6 ppm Plank & Langmuir 1998 Diatome Mud   206Pb/204Pb 18.783         6   Plank & Langmuir 1998 Diatome Mud   207Pb/204Pb 15.631         6   Plank & Langmuir 1998 Diatome Mud   208Pb/204Pb 38.673         6   Plank & Langmuir 1998 Diatome Mud 82 Pb 9.6         6 ppm Plank & Langmuir 1998 Diatome Ooze   206Pb/204Pb 18.944         4   Plank & Langmuir 1998 Diatome Ooze   207Pb/204Pb 15.623         4   Plank & Langmuir 1998 Diatome Ooze   208Pb/204Pb 38.631         4   Plank & Langmuir 1998 Diatome Ooze 82 Pb 10.1         4 ppm Plank & Langmuir 1998 Diorite 82 Pb 19.4         260 ppm Gao et al. 1998 Dover Sandstone 82 Pb 90         4 ppm Altschuller 1980 Cathcart & Schmidt 1974 DSDP/ODP Site 800   206Pb/204Pb 19.025             Plank & Langmuir 1998 DSDP/ODP Site 800   207Pb/204Pb 15.655             Plank & Langmuir 1998 DSDP/ODP Site 800   208Pb/204Pb 39.007             Plank & Langmuir 1998 DSDP/ODP Site 800 82 Pb 5.41           ppm Plank & Langmuir 1998 DSDP/ODP Site 801   206Pb/204Pb 18.917             Plank & Langmuir 1998 DSDP/ODP Site 801   206Pb/204Pb 18.92             Elliot et al. 1997 DSDP/ODP Site 801   207Pb/204Pb 15.65             Elliot et al. 1997 DSDP/ODP Site 801   207Pb/204Pb 15.646             Plank & Langmuir 1998 DSDP/ODP Site 801   208Pb/204Pb 38.92             Elliot et al. 1997 DSDP/ODP Site 801   208Pb/204Pb 38.918             Plank & Langmuir 1998 DSDP/ODP Site 801 82 Pb 6.6           ppm Plank & Langmuir 1998 DSDP/ODP Site 801 82 Pb 6.6           ppm Elliot et al. 1997 E-MORB   206Pb/204Pb 18.032             Klein 2004 Lehnert 2000 E-MORB   207Pb/204Pb 15.507             Klein 2004 Lehnert 2000 E-MORB   208Pb/204Pb 38.237             Klein 2004 Lehnert 2000 E-MORB 82 Pb 0.95           ppm Klein 2004 Lehnert 2000 Early Archean Upper Crust 82 Pb 18           ppm Condie 1993 Early Archean Upper Crust 82 Pb 17           ppm Condie 1993 Early Proterozoic Upper Crust 82 Pb 18           ppm Condie 1993 Early Proterozoic Upper Crust 82 Pb 17           ppm Condie 1993 East China Craton 82 Pb 14           ppm Gao et al. 1998 East China Craton 82 Pb 15           ppm Gao et al. 1998 East Sunda Trench   206Pb/204Pb 18.99             Plank & Langmuir 1998 East Sunda Trench   207Pb/204Pb 15.741             Plank & Langmuir 1998 East Sunda Trench   208Pb/204Pb 39.328             Plank & Langmuir 1998 East Sunda Trench 82 Pb 20.6           ppm Plank & Langmuir 1998 Enriched-Depleted MORB Mantle   206Pb/204Pb 18.977             Workman & Hart 2005 Enriched-Depleted MORB Mantle   207Pb/204Pb 15.568             Workman & Hart 2005 Enriched-Depleted MORB Mantle 82 Pb 0.024           ppm Workman & Hart 2005 Enriched-Depleted MORB Mantle   U/Pb 0.217             Workman & Hart 2005 Extreme Depleted D-MORB basalts   208Pb/204Pb 37.2             Salters & Stracke 2004 Felsic Archean Granulites 82 Pb 17 14       226 ppm Rudnick & Fountain 1995 Felsic Granulites 82 Pb 11.2         137 ppm Gao et al. 1998 Felsic Post-Archean Granulites 82 Pb 22.5 16       129 ppm Rudnick & Fountain 1995 Felsic Volcanics 82 Pb 20           ppm Condie 1993 Felsic Volcanics 82 Pb 20           ppm Condie 1993 Felsic Volcanics 82 Pb 17.1         972 ppm Gao et al. 1998 Felsic Volcanics 82 Pb 23           ppm Condie 1993 Felsic Volcanics 82 Pb 23           ppm Condie 1993 Felsic Volcanics 82 Pb 23           ppm Condie 1993 Felsic Volcanics 82 Pb 23           ppm Condie 1993 Felsic Volcanics 82 Pb 23           ppm Condie 1993 Ferruginous Clay   206Pb/204Pb 19.337         2   Plank & Langmuir 1998 Ferruginous Clay   207Pb/204Pb 15.761         2   Plank & Langmuir 1998 Ferruginous Clay   208Pb/204Pb 39.355         2   Plank & Langmuir 1998 Ferruginous Clay 82 Pb 35.8         2 ppm Plank & Langmuir 1998 Fresh Mid-Ocean Ridge Basalts   206Pb/204Pb 18.38         86   Kelemen et al. 2004 Fresh Mid-Ocean Ridge Basalts   207Pb/204Pb 15.5         86   Kelemen et al. 2004 Fresh Mid-Ocean Ridge Basalts   208Pb/204Pb 37.9             Salters & Stracke 2004 Fresh Mid-Ocean Ridge Basalts   208Pb/204Pb 38.01         86   Kelemen et al. 2004 Fresh Mid-Ocean Ridge Basalts   Ce/Pb 22.36             Salters & Stracke 2004 Fresh Mid-Ocean Ridge Basalts 82 Pb 0.38         14 ppm Kelemen et al. 2004 Fresh MORB in Indian Ocean   206Pb/204Pb 17.764             Klein 2004 Klein et al. 1991 Fresh MORB in Indian Ocean   207Pb/204Pb 15.483             Klein 2004 Klein et al. 1991 Fresh MORB in Indian Ocean   208Pb/204Pb 37.803             Klein 2004 Klein et al. 1991 Garonne River Particulates 82 Pb 381           µg/g Martin & Meybeck 1979 Granites 82 Pb 31.7         1226 ppm Gao et al. 1998 Granites 82 Pb 23.4         402 ppm Gao et al. 1998 Granites 82 Pb 23           ppm Kemp & Hawkesworth 2004 Sylvester 1995 Granites 82 Pb 25           ppm Condie 1993 Granites 82 Pb 25           ppm Condie 1993 Granites 82 Pb 25           ppm Condie 1993 Granites 82 Pb 55.8         8 ppm Kemp & Hawkesworth 2004 Kemp 2001 Granulites 82 Pb 20 14       231 ppm Rudnick & Presper 1990 Granulites 82 Pb 15 10       413 ppm Rudnick & Presper 1990 Granulites 82 Pb 13           ppm Weaver & Tarney 1984 Weaver & Tarney 1982 Granulites   ¿-Pb 7.7 2.8       75   Rudnick & Presper 1990 Granulites   ¿-Pb 17.5 3.9       31   Rudnick & Presper 1990 Granulitic Xenolites 82 Pb 5 2       70 ppm Rudnick & Presper 1990 Granulitic Xenolites   ¿-Pb 4.2 2.3       48   Rudnick & Presper 1990 Graywackes 82 Pb 12           ppm Condie 1993 Graywackes 82 Pb 17           ppm Condie 1993 Graywackes 82 Pb 15           ppm Condie 1993 Graywackes 82 Pb 10           ppm Condie 1993 Graywackes 82 Pb 20           ppm Condie 1993 Graywackes 82 Pb 10           ppm Condie 1993 Greater Antilles Basalt   206Pb/204Pb 19.99         1   Kelemen et al. 2004 Greater Antilles Basalt   207Pb/204Pb 15.73         1   Kelemen et al. 2004 Greater Antilles Basalt   208Pb/204Pb 39.27         1   Kelemen et al. 2004 Greater Antilles Basalt 82 Pb 3.2         5 ppm Kelemen et al. 2004 Green Clay   206Pb/204Pb 18.944         3   Plank & Langmuir 1998 Green Clay   207Pb/204Pb 15.623         3   Plank & Langmuir 1998 Green Clay   208Pb/204Pb 38.631         3   Plank & Langmuir 1998 Green Clay 82 Pb 15.9         3 ppm Plank & Langmuir 1998 Greywackes 82 Pb 14.2           ppm Wedepohl 1995 Hydrothermal Sediment 82 Pb 65         4 ppm Plank & Langmuir 1998 Interior North China Craton 82 Pb 14           ppm Gao et al. 1998 Interior North China Craton 82 Pb 11           ppm Gao et al. 1998 Interior North China Craton 82 Pb 15           ppm Gao et al. 1998 Interior North China Craton 82 Pb 15           ppm Gao et al. 1998 Interior North China Craton 82 Pb 15           ppm Gao et al. 1998 Interlayerd Clay & Chert   206Pb/204Pb 18.781         2   Plank & Langmuir 1998 Interlayerd Clay & Chert   207Pb/204Pb 15.678         2   Plank & Langmuir 1998 Interlayerd Clay & Chert   208Pb/204Pb 38.784         2   Plank & Langmuir 1998 Interlayerd Clay & Chert 82 Pb 6.4         2 ppm Plank & Langmuir 1998 Interlayered Chert & Limestone   206Pb/204Pb 18.845         5   Plank & Langmuir 1998 Interlayered Chert & Limestone   207Pb/204Pb 15.683         5   Plank & Langmuir 1998 Interlayered Chert & Limestone   208Pb/204Pb 38.955         5   Plank & Langmuir 1998 Interlayered Chert & Limestone 82 Pb 3.8         5 ppm Plank & Langmuir 1998 Interlayered Clay & Chert 82 Pb 124         12 ppm Plank & Langmuir 1998 Intermediate Granulites 82 Pb 9.9         136 ppm Gao et al. 1998 Intermediate Mafic Archean Granulites 82 Pb 14 10       51 ppm Rudnick & Fountain 1995 Intermediate Mafic Granulitic Xenolites 82 Pb 2.9 2.9       11 ppm Rudnick & Fountain 1995 Intermediate Mafic Post-Archean Granulites 82 Pb 15 13       55 ppm Rudnick & Fountain 1995 Intermediate Precambrian Granulites 82 Pb 18         26 ppm Shaw et al. 1986 Intra Stellar Medium 82 Pb 1.34   0.536         Palme & Jones 2004 Savage & Sembach 1996 Island Arc Andesite   206Pb/204Pb 18.81         4   Kelemen et al. 2004 Island Arc Andesite   206Pb/204Pb 18.8         75   Kelemen et al. 2004 Island Arc Andesite   207Pb/204Pb 15.58         4   Kelemen et al. 2004 Island Arc Andesite   207Pb/204Pb 15.59         75   Kelemen et al. 2004 Island Arc Andesite   208Pb/204Pb 38.54         4   Kelemen et al. 2004 Island Arc Andesite   208Pb/204Pb 38.49         75   Kelemen et al. 2004 Island Arc Andesite 82 Pb 2.48         109 ppm Kelemen et al. 2004 Island Arc Andesite 82 Pb 6         13 ppm Kelemen et al. 2004 Island Arcs 82 Pb 10           ppm Taylor & McLennan 1995 Island Arcs 82 Pb 10         323 ppm Kemp & Hawkesworth 2004 Silver & Chappell 1998 Izu-Bonin Trench   206Pb/204Pb 18.917             Plank & Langmuir 1998 Izu-Bonin Trench   207Pb/204Pb 15.646             Plank & Langmuir 1998 Izu-Bonin Trench   208Pb/204Pb 38.918             Plank & Langmuir 1998 Izu-Bonin Trench 82 Pb 6.82           ppm Plank & Langmuir 1998 Japan Trench   206Pb/204Pb 18.816             Plank & Langmuir 1998 Japan Trench   207Pb/204Pb 15.694             Plank & Langmuir 1998 Japan Trench   208Pb/204Pb 38.886             Plank & Langmuir 1998 Japan Trench 82 Pb 23.68           ppm Plank & Langmuir 1998 Java Trench   206Pb/204Pb 18.99             Plank & Langmuir 1998 Java Trench   207Pb/204Pb 15.741             Plank & Langmuir 1998 Java Trench   208Pb/204Pb 39.328             Plank & Langmuir 1998 Java Trench 82 Pb 25.5           ppm Plank & Langmuir 1998 Kamchatka Basalt   206Pb/204Pb 18.26         21   Kelemen et al. 2004 Kamchatka Basalt   207Pb/204Pb 15.49         21   Kelemen et al. 2004 Kamchatka Basalt   208Pb/204Pb 37.94         21   Kelemen et al. 2004 Kamchatka Basalt 82 Pb 2.77         22 ppm Kelemen et al. 2004 Kamchatka Trench   206Pb/204Pb 18.816             Plank & Langmuir 1998 Kamchatka Trench   207Pb/204Pb 15.694             Plank & Langmuir 1998 Kamchatka Trench   208Pb/204Pb 38.886             Plank & Langmuir 1998 Kamchatka Trench 82 Pb 10.11           ppm Plank & Langmuir 1998 Kerm Trench   206Pb/204Pb 18.842             Plank & Langmuir 1998 Kerm Trench   207Pb/204Pb 15.659             Plank & Langmuir 1998 Kerm Trench   208Pb/204Pb 38.776             Plank & Langmuir 1998 Kerm Trench 82 Pb 49.8           ppm Plank & Langmuir 1998 Kermadec Basalts   206Pb/204Pb 18.84         2   Kelemen et al. 2004 Kermadec Basalts   207Pb/204Pb 15.62         2   Kelemen et al. 2004 Kermadec Basalts   208Pb/204Pb 38.75         2   Kelemen et al. 2004 Kermadec Basalts 82 Pb 2.8         10 ppm Kelemen et al. 2004 Kimberlite 82 Pb 8.29         22 ppm Farmer 2004 Taylor et al. 1994 Komatiites 82 Pb 2           ppm Condie 1993 Kuriles Trench   206Pb/204Pb 18.816             Plank & Langmuir 1998 Kuriles Trench   207Pb/204Pb 15.694             Plank & Langmuir 1998 Kuriles Trench   208Pb/204Pb 38.886             Plank & Langmuir 1998 Kuriles Trench 82 Pb 23.68           ppm Plank & Langmuir 1998 Kyzyl Kum 82 Pb 7         5 ppm Altschuller 1980 Kapustyanski 1964 La Caja Formation 82 Pb 12         8 ppm Altschuller 1980 Rogers et al. 1956 Late Archean Upper Crust 82 Pb 18           ppm Condie 1993 Late Archean Upper Crust 82 Pb 18           ppm Condie 1993 Late Proterozoic Upper Crust 82 Pb 17           ppm Condie 1993 Late Proterozoic Upper Crust 82 Pb 16           ppm Condie 1993 Lesser Antilles Basalt   206Pb/204Pb 19.3         26   Kelemen et al. 2004 Lesser Antilles Basalt   207Pb/204Pb 15.71         26   Kelemen et al. 2004 Lesser Antilles Basalt   208Pb/204Pb 38.9         26   Kelemen et al. 2004 Lesser Antilles Basalt 82 Pb 2.4         32 ppm Kelemen et al. 2004 Lower Continental Crust 82 Pb 4           ppm Kemp & Hawkesworth 2004 Rudnick & Gao 2004 Lower Continental Crust 82 Pb 4.1           µg/g Rudnick & Gao 2004 Rudnick & Presper 1990 Lower Continental Crust 82 Pb 3.3           µg/g Rudnick & Gao 2004 Rudnick & Taylor 1987 Lower Continental Crust 82 Pb 9.8           µg/g Rudnick & Gao 2004 Condie & Selverstone 1999 Lower Continental Crust 82 Pb 6           µg/g Rudnick & Gao 2004 Shaw et al. 1994 Lower Continental Crust 82 Pb 13           µg/g Rudnick & Gao 2004 Weaver & Tarney 1984 Lower Continental Crust 82 Pb 12.9           µg/g Rudnick & Gao 2004 Liu et al. 2001 Lower Continental Crust 82 Pb 7.5           ppm Shaw et al. 1986 Taylor & McLennan 1981 Lower Continental Crust 82 Pb 7.5           ppm Rudnick & Goldstein 1990 Newsom et al. 1986 Lower Continental Crust 82 Pb 5.2           ppm Rudnick & Goldstein 1990 Davies 1984 Lower Continental Crust 82 Pb 6.8           ppm Rudnick & Goldstein 1990 Zartman & Doe 1981 Lower Continental Crust 82 Pb 4           ppm Rudnick & Goldstein 1990 Taylor & McLennan 1985 Lower Continental Crust 82 Pb 7           ppm Rudnick & Goldstein 1990 Lower Continental Crust 82 Pb 23           ppm Shaw et al. 1986 Lower Continental Crust 82 Pb 4.2           ppm Rudnick & Fountain 1995 Lower Continental Crust 82 Pb 4           ppm Taylor & McLennan 1995 Lower Continental Crust 82 Pb 12.5           ppm Wedepohl 1995 Lower Continental Crust 82 Pb 4           µg/g Rudnick & Gao 2004 Rudnick & Fountain 1995 Lower Continental Crust 82 Pb 5           µg/g Rudnick & Gao 2004 Taylor & McLennan 1985 Taylor & McLennan 1995 Lower Continental Crust 82 Pb 13           µg/g Rudnick & Gao 2004 Gao et al. 1998a Lower Continental Crust 82 Pb 4           µg/g Rudnick & Gao 2004 Rudnick & Fountain 1995 Lower Continental Crust 82 Pb 12.5           µg/g Rudnick & Gao 2004 Wedepohl 1995 Lower Continental Crust   U/Pb 0.047             Rudnick & Fountain 1995 Luzon Basalt   206Pb/204Pb 18.2         1   Kelemen et al. 2004 Luzon Basalt   207Pb/204Pb 15.51         1   Kelemen et al. 2004 Luzon Basalt   208Pb/204Pb 38.14         1   Kelemen et al. 2004 MacKenzie River Particulates 82 Pb 24           µg/g Martin & Meybeck 1979 Mafic Archean Granulites 82 Pb 6 5       59 ppm Rudnick & Fountain 1995 Mafic Granulites 82 Pb 9.82         128 ppm Gao et al. 1998 Mafic Granulitic Xenolites 82 Pb 2.58 1.8       47 ppm Rudnick & Fountain 1995 Mafic Intrusions 82 Pb 33         308 ppm Gao et al. 1998 Mafic Post-Archean Granulites 82 Pb 8.5 6       27 ppm Rudnick & Fountain 1995 Makran Trench 82 Pb 27.69           ppm Plank & Langmuir 1998 Manganese Nodules 82 Pb 900           ppm Li 1991 Baturin 1988 Marianas Basalt   206Pb/204Pb 18.47         30   Kelemen et al. 2004 Marianas Basalt   207Pb/204Pb 15.52         30   Kelemen et al. 2004 Marianas Basalt   208Pb/204Pb 38.17         30   Kelemen et al. 2004 Marianas Basalt 82 Pb 1.08         26 ppm Kelemen et al. 2004 Marianas Trench   206Pb/204Pb 18.917             Plank & Langmuir 1998 Marianas Trench   207Pb/204Pb 15.646             Plank & Langmuir 1998 Marianas Trench   208Pb/204Pb 38.918             Plank & Langmuir 1998 Marianas Trench 82 Pb 6           ppm Plank & Langmuir 1998 Marine Organisms 82 Pb 8.7           ppm Li 1991 Bowen 1979 Marine Pelagic Clay 82 Pb 0.006           ppm Li 1991 Turekian & Wedepohl 1961 Baturin 1988 Marine Pelagic Clay 82 Pb 80           ppm Li 1982 Turekian & Wedepohl 1961 Brewer 1975 Marine Pelagic Clay 82 Pb 80           ppm Li 1991 Turekian & Wedepohl 1961 Marine Phosphorites 82 Pb 50 30   0 180 17 ppm Altschuller 1980 Marine Shales 82 Pb 20           ppm Li 1991 Turekian & Wedepohl 1961 Marine Shales 82 Pb 20           ppm Altschuller 1980 Turekian & Wedepohl 1961 Mavic Volcanics 82 Pb 26         632 ppm Gao et al. 1998 Mead Peak Phosphatic Shale Member 82 Pb         0.001 41 ppm Gulbrandsen 1966 Mekong River Particulates 82 Pb 113           µg/g Martin & Meybeck 1979 Mesozoic & Cenozoic Extensions 82 Pb 9.2           ppm Rudnick & Fountain 1995 Mesozoic & Cenozoic Extensions 82 Pb 18.5           ppm Rudnick & Fountain 1995 Mesozoic & Cenozoic Orogens 82 Pb 9.2           ppm Rudnick & Fountain 1995 Mesozoic & Cenozoic Orogens 82 Pb 15.9           ppm Rudnick & Fountain 1995 Mesozoic & Cenozoic Upper Crust 82 Pb 16           ppm Condie 1993 Mesozoic & Cenozoic Upper Crust 82 Pb 17           ppm Condie 1993 Metafelsic Volcanics 82 Pb 14.7         41 ppm Gao et al. 1998 Metalliferous Clay 82 Pb 73.4         12 ppm Plank & Langmuir 1998 Metapelitic Granulitic Xenolites 82 Pb 12.3 12       28 ppm Rudnick & Fountain 1995 Mexico Trench 82 Pb 106.34           ppm Plank & Langmuir 1998 Middle Continental Crust 82 Pb 9           µg/g Rudnick & Gao 2004 Shaw et al. 1994 Middle Continental Crust 82 Pb 15.3           ppm Rudnick & Fountain 1995 Middle Continental Crust 82 Pb 15.2   0.2       µg/g Rudnick & Gao 2004 Middle Continental Crust 82 Pb 15           µg/g Rudnick & Gao 2004 Gao et al. 1998 Middle Continental Crust 82 Pb 15.3           µg/g Rudnick & Gao 2004 Rudnick & Fountain 1995 Middle Continental Crust 82 Pb 22           µg/g Rudnick & Gao 2004 Weaver & Tarney 1984 Middle Continental Crust 82 Pb 15.2           ppm Kemp & Hawkesworth 2004 Rudnick & Gao 2004 Middle Continental Crust   U/Pb 0.103             Rudnick & Fountain 1995 Middle Proterozoic Upper Crust 82 Pb 18           ppm Condie 1993 Middle Proterozoic Upper Crust 82 Pb 17           ppm Condie 1993 Mishash Formation 82 Pb 90         3 ppm Altschuller 1980 Mazor 1963 Mississippi River Particulates 82 Pb 45           µg/g Martin & Meybeck 1979 MORB Basaltic Glass   206Pb/204Pb 18.312             Klein 2004 Lehnert 2000 MORB Basaltic Glass   207Pb/204Pb 15.484             Klein 2004 Lehnert 2000 MORB Basaltic Glass   208Pb/204Pb 37.722             Klein 2004 Lehnert 2000 N-MORB   206Pb/204Pb 18.21             Klein 2004 Thompson et al. 1980 N-MORB   206Pb/204Pb 18.215             Klein 2004 Lehnert 2000 N-MORB   206Pb/204Pb 18.3             Hart et al. 1999 Hofmann 1988 Ito et al. 1987 Smith et al. 1995 Hauri & Hart 1997 N-MORB   206Pb/204Pb 17.953             Klein 2004 Lehnert 2000 N-MORB   206Pb/204Pb 18.286             Klein 2004 Niu et al. 1999 N-MORB   207Pb/204Pb 15.424             Klein 2004 Lehnert 2000 N-MORB   207Pb/204Pb 15.48             Klein 2004 Thompson et al. 1980 N-MORB   207Pb/204Pb 15.486             Hart et al. 1999 Hofmann 1988 Ito et al. 1987 Smith et al. 1995 Hauri & Hart 1997 N-MORB   207Pb/204Pb 15.535             Klein 2004 Lehnert 2000 N-MORB   207Pb/204Pb 15.464             Klein 2004 Niu et al. 1999 N-MORB   208Pb/204Pb 37.891             Hart et al. 1999 Hofmann 1988 Ito et al. 1987 Smith et al. 1995 Hauri & Hart 1997 N-MORB   208Pb/204Pb 37.608             Klein 2004 Lehnert 2000 N-MORB   208Pb/204Pb 37.636             Klein 2004 Niu et al. 1999 N-MORB   208Pb/204Pb 37.66             Klein 2004 Thompson et al. 1980 N-MORB   208Pb/204Pb 38.047             Klein 2004 Lehnert 2000 N-MORB 82 Pb 0.489   0.15     26 ppm Hofmann 1988 Jochum et al. 1988 N-MORB 82 Pb 0.489           ppm Hart et al. 1999 Hofmann 1988 Ito et al. 1987 Smith et al. 1995 Hauri & Hart 1997 N-MORB 82 Pb 0.19           ppm Klein 2004 Lehnert 2000 N-MORB 82 Pb 0.359           ppm Klein 2004 Niu et al. 1999 N-MORB 82 Pb 0.155           ppm Klein 2004 Lehnert 2000 N-MORB   U/Pb 0.1454             Hart et al. 1999 Hofmann 1988 Ito et al. 1987 Smith et al. 1995 Hauri & Hart 1997 Nankai Trench 82 Pb 33.37           ppm Plank & Langmuir 1998 Nano Ooze 82 Pb 7.8         4 ppm Plank & Langmuir 1998 New Hebrides Islands   206Pb/204Pb 18.4         4   Kelemen et al. 2004 New Hebrides Islands   207Pb/204Pb 15.52         4   Kelemen et al. 2004 New Hebrides Islands   208Pb/204Pb 38.31         4   Kelemen et al. 2004 New Hebrides Islands 82 Pb 4.12         10 ppm Kelemen et al. 2004 North American Shale Composite (NASC) 82 Pb 20           ppm Condie 1993 North Antilles Trench   206Pb/204Pb 19.318             Plank & Langmuir 1998 North Antilles Trench   207Pb/204Pb 15.769             Plank & Langmuir 1998 North Antilles Trench   208Pb/204Pb 39.339             Plank & Langmuir 1998 North Antilles Trench 82 Pb 25.54           ppm Plank & Langmuir 1998 North Qinling Belt in China 82 Pb 27           ppm Gao et al. 1998 North Qinling Belt in China 82 Pb 19           ppm Gao et al. 1998 North Qinling Belt in China 82 Pb 16           ppm Gao et al. 1998 North Qinling Belt in China 82 Pb 41           ppm Gao et al. 1998 North Qinling Belt in China 82 Pb 44           ppm Gao et al. 1998 Northern Blake Plateau Phosphorites 82 Pb 0.005         8 wt%ox Manheim et al. 1980 Ob River Particulates 82 Pb 65           µg/g Martin & Meybeck 1979 Oceanic Plateaus   206Pb/204Pb 99.02             Kerr 2004 Hauff et al. 2000 Oceanic Plateaus   206Pb/204Pb 101.22             Kerr 2004 Salters et al. 1992 Oceanic Plateaus   206Pb/204Pb 19.08             Kerr 2004 Kerr et al. 1996 Oceanic Plateaus   206Pb/204Pb 18.03             Kerr 2004 Salters et al. 1992 Oceanic Plateaus   206Pb/204Pb 101.38             Kerr 2004 Aitken & Echeverria 1984 Dupre & Echeverria 1984 Jochum et al. 1991 Oceanic Plateaus   206Pb/204Pb 19.07             Kerr 2004 Hauff et al. 2000 Oceanic Plateaus   206Pb/204Pb 100.61             Kerr 2004 Salters et al. 1992 Oceanic Plateaus   206Pb/204Pb 18.32             Kerr 2004 Aitken & Echeverria 1984 Dupre & Echeverria 1984 Jochum et al. 1991 Oceanic Plateaus   206Pb/204Pb 18.87             Kerr 2004 Kerr et al. 1997 Hauff et al. 2000 Oceanic Plateaus   206Pb/204Pb 19.22             Kerr 2004 Kerr et al. 1997 Hauff et al. 2000 Oceanic Plateaus   206Pb/204Pb 19.33             Kerr 2004 Kerr et al. 2002 Oceanic Plateaus   206Pb/204Pb 100.18             Kerr 2004 Kerr et al. 1996 Oceanic Plateaus   206Pb/204Pb 101.22             Kerr 2004 Salters et al. 1992 Oceanic Plateaus   206Pb/204Pb 100.66             Kerr 2004 Mahoney et al. 1993 Oceanic Plateaus   206Pb/204Pb 17.53             Kerr 2004 Salters et al. 1992 Oceanic Plateaus   206Pb/204Pb 100.16             Kerr 2004 Mahoney et al. 1995 Oceanic Plateaus   206Pb/204Pb 100.01             Kerr 2004 Reynaud et al. 1999 Oceanic Plateaus   206Pb/204Pb 18.86             Kerr 2004 Aitken & Echeverria 1984 Dupre & Echeverria 1984 Jochum et al. 1991 Oceanic Plateaus   206Pb/204Pb 18.16             Kerr 2004 Reynaud et al. 1999 Oceanic Plateaus   206Pb/204Pb 99.69             Kerr 2004 Mahoney et al. 1993 Oceanic Plateaus   206Pb/204Pb 100.25             Kerr 2004 Oceanic Plateaus   206Pb/204Pb 17.82             Kerr 2004 Mahoney et al. 1995 Oceanic Plateaus   206Pb/204Pb 18.68             Kerr 2004 Oceanic Plateaus   206Pb/204Pb 100.72             Kerr 2004 Kerr et al. 1997 Hauff et al. 2000 Oceanic Plateaus   206Pb/204Pb 100.06             Kerr 2004 Tejada et al. 1996 Oceanic Plateaus   206Pb/204Pb 99.59             Kerr 2004 Kerr et al. 1997 Hauff et al. 2000 Oceanic Plateaus   206Pb/204Pb 101.32             Kerr 2004 Tejada et al. 2002 Oceanic Plateaus   206Pb/204Pb 99.64             Kerr 2004 Kerr et al. 2002 Oceanic Plateaus   206Pb/204Pb 100.62             Kerr 2004 Tejada et al. 2002 Oceanic Plateaus   206Pb/204Pb 99.79             Kerr 2004 Kerr et al. 1996 Oceanic Plateaus   206Pb/204Pb 17.65             Kerr 2004 Salters et al. 1992 Oceanic Plateaus   206Pb/204Pb 18.4             Kerr 2004 Mahoney et al. 1993 Oceanic Plateaus   206Pb/204Pb 19.31             Kerr 2004 Kerr et al. 1996 Oceanic Plateaus   206Pb/204Pb 18.67             Kerr 2004 Mahoney et al. 1993 Oceanic Plateaus   206Pb/204Pb 18.64             Kerr 2004 Tejada et al. 1996 Oceanic Plateaus   206Pb/204Pb 17.85             Kerr 2004 Tejada et al. 2002 Oceanic Plateaus   206Pb/204Pb 18.19             Kerr 2004 Salters et al. 1992 Oceanic Plateaus   206Pb/204Pb 18.32             Kerr 2004 Tejada et al. 2002 Oceanic Plateaus   206Pb/204Pb 98.99             Kerr 2004 Salters et al. 1992 Oceanic Plateaus   206Pb/204Pb 100.01             Kerr 2004 Aitken & Echeverria 1984 Dupre & Echeverria 1984 Jochum et al. 1991 Oceanic Plateaus   207Pb/204Pb 1.35             Kerr 2004 Salters et al. 1992 Oceanic Plateaus   207Pb/204Pb 7.14             Kerr 2004 Salters et al. 1992 Oceanic Plateaus   207Pb/204Pb 15.55             Kerr 2004 Salters et al. 1992 Oceanic Plateaus   207Pb/204Pb 15.6             Kerr 2004 Hauff et al. 2000 Oceanic Plateaus   207Pb/204Pb 4.31             Kerr 2004 Salters et al. 1992 Oceanic Plateaus   207Pb/204Pb 15.54             Kerr 2004 Kerr et al. 1997 Hauff et al. 2000 Oceanic Plateaus   207Pb/204Pb 15.58             Kerr 2004 Kerr et al. 1997 Hauff et al. 2000 Oceanic Plateaus   207Pb/204Pb 15.58             Kerr 2004 Kerr et al. 2002 Oceanic Plateaus   207Pb/204Pb 1.41             Kerr 2004 Kerr et al. 1996 Oceanic Plateaus   207Pb/204Pb 3.63             Kerr 2004 Salters et al. 1992 Oceanic Plateaus   207Pb/204Pb -0.24             Kerr 2004 Mahoney et al. 1993 Oceanic Plateaus   207Pb/204Pb 15.5             Kerr 2004 Aitken & Echeverria 1984 Dupre & Echeverria 1984 Jochum et al. 1991 Oceanic Plateaus   207Pb/204Pb 15.49             Kerr 2004 Salters et al. 1992 Oceanic Plateaus   207Pb/204Pb 0.58             Kerr 2004 Mahoney et al. 1995 Oceanic Plateaus   207Pb/204Pb 4.45             Kerr 2004 Reynaud et al. 1999 Oceanic Plateaus   207Pb/204Pb 15.58             Kerr 2004 Aitken & Echeverria 1984 Dupre & Echeverria 1984 Jochum et al. 1991 Oceanic Plateaus   207Pb/204Pb 15.53             Kerr 2004 Reynaud et al. 1999 Oceanic Plateaus   207Pb/204Pb 0.45             Kerr 2004 Mahoney et al. 1993 Oceanic Plateaus   207Pb/204Pb 3.26             Kerr 2004 Oceanic Plateaus   207Pb/204Pb 15.75             Kerr 2004 Mahoney et al. 1995 Oceanic Plateaus   207Pb/204Pb 15.54             Kerr 2004 Oceanic Plateaus   207Pb/204Pb 1.57             Kerr 2004 Kerr et al. 1997 Hauff et al. 2000 Oceanic Plateaus   207Pb/204Pb 1.61             Kerr 2004 Tejada et al. 1996 Oceanic Plateaus   207Pb/204Pb 0.9             Kerr 2004 Kerr et al. 1997 Hauff et al. 2000 Oceanic Plateaus   207Pb/204Pb 0.3             Kerr 2004 Tejada et al. 2002 Oceanic Plateaus   207Pb/204Pb 3.03             Kerr 2004 Kerr et al. 2002 Oceanic Plateaus   207Pb/204Pb 2.14             Kerr 2004 Tejada et al. 2002 Oceanic Plateaus   207Pb/204Pb 2.23             Kerr 2004 Kerr et al. 1996 Oceanic Plateaus   207Pb/204Pb 15.51             Kerr 2004 Salters et al. 1992 Oceanic Plateaus   207Pb/204Pb 15.53             Kerr 2004 Mahoney et al. 1993 Oceanic Plateaus   207Pb/204Pb 15.59             Kerr 2004 Kerr et al. 1996 Oceanic Plateaus   207Pb/204Pb 15.55             Kerr 2004 Mahoney et al. 1993 Oceanic Plateaus   207Pb/204Pb 15.54             Kerr 2004 Tejada et al. 1996 Oceanic Plateaus   207Pb/204Pb 15.47             Kerr 2004 Tejada et al. 2002 Oceanic Plateaus   207Pb/204Pb 15.64             Kerr 2004 Salters et al. 1992 Oceanic Plateaus   207Pb/204Pb 15.51             Kerr 2004 Tejada et al. 2002 Oceanic Plateaus   207Pb/204Pb 15.55             Kerr 2004 Kerr et al. 1996 Oceanic Plateaus   208Pb/204Pb 38.9             Kerr 2004 Kerr et al. 1996 Oceanic Plateaus   208Pb/204Pb 38.46             Kerr 2004 Kerr et al. 1997 Hauff et al. 2000 Oceanic Plateaus   208Pb/204Pb 38.91             Kerr 2004 Kerr et al. 1997 Hauff et al. 2000 Oceanic Plateaus   208Pb/204Pb 38.86             Kerr 2004 Kerr et al. 2002 Oceanic Plateaus   208Pb/204Pb 37.82             Kerr 2004 Aitken & Echeverria 1984 Dupre & Echeverria 1984 Jochum et al. 1991 Oceanic Plateaus   208Pb/204Pb 38.01             Kerr 2004 Salters et al. 1992 Oceanic Plateaus   208Pb/204Pb 38.56             Kerr 2004 Aitken & Echeverria 1984 Dupre & Echeverria 1984 Jochum et al. 1991 Oceanic Plateaus   208Pb/204Pb 37.84             Kerr 2004 Reynaud et al. 1999 Oceanic Plateaus   208Pb/204Pb 39.01             Kerr 2004 Mahoney et al. 1995 Oceanic Plateaus   208Pb/204Pb 38.19             Kerr 2004 Oceanic Plateaus   208Pb/204Pb 6             Kerr 2004 Tejada et al. 2002 Oceanic Plateaus   208Pb/204Pb 38.16             Kerr 2004 Salters et al. 1992 Oceanic Plateaus   208Pb/204Pb 5             Kerr 2004 Tejada et al. 2002 Oceanic Plateaus   208Pb/204Pb 38.38             Kerr 2004 Mahoney et al. 1993 Oceanic Plateaus   208Pb/204Pb 38.6             Kerr 2004 Tejada et al. 1996 Oceanic Plateaus   208Pb/204Pb 37.91             Kerr 2004 Tejada et al. 2002 Oceanic Plateaus   208Pb/204Pb 38.38             Kerr 2004 Salters et al. 1992 Oceanic Plateaus   208Pb/204Pb 38.54             Kerr 2004 Mahoney et al. 1993 Oceanic Plateaus   208Pb/204Pb 38.23             Kerr 2004 Tejada et al. 2002 Oceanic Plateaus   208Pb/204Pb 38.82             Kerr 2004 Kerr et al. 1996 Oceanic Plateaus   208Pb/204Pb 38.16             Kerr 2004 Salters et al. 1992 Oceanic Plateaus   208Pb/204Pb 38.7             Kerr 2004 Hauff et al. 2000 Oceanic Plateaus 82 Pb 0.2           ppm Kerr 2004 Kerr et al. 1996 Oceanic Plateaus 82 Pb 0.2           ppm Kerr 2004 Reynaud et al. 1999 Oceanic Plateaus 82 Pb 0.16           ppm Kerr 2004 Salters et al. 1992 Oceanic Plateaus 82 Pb 0.23           ppm Kerr 2004 Hauff et al. 2000 Oceanic Plateaus 82 Pb 0.82           ppm Kerr 2004 Salters et al. 1992 Oceanic Plateaus 82 Pb 0.18           ppm Kerr 2004 Mahoney et al. 1995 Oceanic Plateaus 82 Pb 0.14           ppm Kerr 2004 Reynaud et al. 1999 Oceanic Plateaus 82 Pb 12.1           ppm Kerr 2004 Aitken & Echeverria 1984 Dupre & Echeverria 1984 Jochum et al. 1991 Oceanic Plateaus 82 Pb 0.21           ppm Kerr 2004 Mahoney et al. 1993 Oceanic Plateaus 82 Pb 0.17           ppm Kerr 2004 Oceanic Plateaus 82 Pb 0.23           ppm Kerr 2004 Kerr et al. 1997 Hauff et al. 2000 Oceanic Plateaus 82 Pb 0.16           ppm Kerr 2004 Tejada et al. 1996 Oceanic Plateaus 82 Pb 0.17           ppm Kerr 2004 Kerr et al. 2002 Oceanic Plateaus 82 Pb 0.17           ppm Kerr 2004 Kerr et al. 1996 Oceanic Plateaus 82 Pb 0.09           ppm Kerr 2004 Salters et al. 1992 Oceanic Plateaus 82 Pb 0.22           ppm Kerr 2004 Mahoney et al. 1993 Oceanic Plateaus 82 Pb 2.37           ppm Kerr 2004 Kerr et al. 2002 Oceanic Plateaus 82 Pb 1.2           ppm Kerr 2004 Kerr et al. 1996 Oceanic Plateaus 82 Pb 0.19           ppm Kerr 2004 Kerr et al. 1997 Hauff et al. 2000 Oceanic Plateaus 82 Pb 0.18           ppm Kerr 2004 Salters et al. 1992 Oceanic Plateaus 82 Pb 0.23           ppm Kerr 2004 Aitken & Echeverria 1984 Dupre & Echeverria 1984 Jochum et al. 1991 Oceanic Plateaus 82 Pb 1.63           ppm Kerr 2004 Salters et al. 1992 Oceanic Plateaus 82 Pb 1.3           ppm Kerr 2004 Aitken & Echeverria 1984 Dupre & Echeverria 1984 Jochum et al. 1991 Oceanic Plateaus 82 Pb 1           ppm Kerr 2004 Kerr et al. 1996 Oceanic Plateaus 82 Pb 0.1           ppm Kerr 2004 Hauff et al. 2000 Oceanic Plateaus 82 Pb 0.18           ppm Kerr 2004 Aitken & Echeverria 1984 Dupre & Echeverria 1984 Jochum et al. 1991 Oceanic Plateaus 82 Pb 0.17           ppm Kerr 2004 Salters et al. 1992 Oceanic Plateaus 82 Pb 0.19           ppm Kerr 2004 Tejada et al. 2002 Oceanic Plateaus 82 Pb 0.19           ppm Kerr 2004 Tejada et al. 2002 Oceanic Plateaus 82 Pb 0.15           ppm Kerr 2004 Tejada et al. 2002 Oceanic Plateaus 82 Pb 8           ppm Kerr 2004 Salters et al. 1992 Oceanic Plateaus 82 Pb 0.17           ppm Kerr 2004 Tejada et al. 2002 Oceanic Plateaus 82 Pb 0.23           ppm Kerr 2004 Tejada et al. 1996 Oceans Deep water 82 Pb 4.5           ng/kg Quinby-Hunt & Turekian 1983 Schaule & Patterson 1981 Oceans Surface water 82 Pb 13.6           ng/kg Quinby-Hunt & Turekian 1983 Schaule & Patterson 1981 ODP Site 735   206Pb/204Pb 17.704 17.662       22   Hart et al. 1999 ODP Site 735   207Pb/204Pb 15.447 15.443       22   Hart et al. 1999 ODP Site 735   208Pb/204Pb 37.381 37.352       22   Hart et al. 1999 ODP Site 735   238U/204Pb 4.5             Hart et al. 1999 ODP Site 735 82 Pb 0.601 0.36       22 ppm Hart et al. 1999 ODP Site 735   U/Pb 0.092 0.069       22   Hart et al. 1999 Orangeite   206Pb/204Pb       17.21 18.24 114   Farmer 2004 Mitchell 1995 Orangeite   207Pb/204Pb       15.51 15.58 114   Farmer 2004 Mitchell 1995 Orangeite   208Pb/204Pb       37.45 38.23 114   Farmer 2004 Mitchell 1995 Orgueil Chondrite 82 Pb 2430         1 ppb Anders & Ebihara 1982 Orgueil Chondrite 82 Pb 2430         1 ppb Anders & Grevesse 1989 Orinoco River Particulates 82 Pb 76           µg/g Martin & Meybeck 1979 Paleozoic Orogens 82 Pb 6.6           ppm Rudnick & Fountain 1995 Paleozoic Orogens 82 Pb 14.2           ppm Rudnick & Fountain 1995 Paleozoic Upper Crust 82 Pb 16           ppm Condie 1993 Paleozoic Upper Crust 82 Pb 17           ppm Condie 1993 Pelagic Clay   206Pb/204Pb 18.615         3   Plank & Langmuir 1998 Pelagic Clay   206Pb/204Pb 18.69             Elliot et al. 1997 Pelagic Clay   206Pb/204Pb 18.694         6   Plank & Langmuir 1998 Pelagic Clay   206Pb/204Pb 18.694         6   Plank & Langmuir 1998 Pelagic Clay   207Pb/204Pb 15.617         6   Plank & Langmuir 1998 Pelagic Clay   207Pb/204Pb 15.681         3   Plank & Langmuir 1998 Pelagic Clay   207Pb/204Pb 15.617         6   Plank & Langmuir 1998 Pelagic Clay   207Pb/204Pb 15.62             Elliot et al. 1997 Pelagic Clay   208Pb/204Pb 38.707         6   Plank & Langmuir 1998 Pelagic Clay   208Pb/204Pb 38.912         4   Plank & Langmuir 1998 Pelagic Clay   208Pb/204Pb 38.71             Elliot et al. 1997 Pelagic Clay   208Pb/204Pb 38.707         6   Plank & Langmuir 1998 Pelagic Clay 82 Pb 53.3         3 ppm Plank & Langmuir 1998 Pelagic Clay 82 Pb 33.4         55 ppm Plank & Langmuir 1998 Pelagic Clay 82 Pb 46.4         6 ppm Plank & Langmuir 1998 Pelagic Clay 82 Pb 22.4         56 ppm Plank & Langmuir 1998 Pelagic Clay 82 Pb 32.2         8 ppm Plank & Langmuir 1998 Pelagic Clay 82 Pb 44         6 ppm Plank & Langmuir 1998 Pelagic Clay 82 Pb 22.4         56 ppm Plank & Langmuir 1998 Pelagic Clay 82 Pb 46.4           ppm Elliot et al. 1997 Pelites 82 Pb 25.3         1341 ppm Gao et al. 1998 Pelites 82 Pb 18.3         69 ppm Gao et al. 1998 Peninsular Range Batholith 82 Pb 28           ppm Kemp & Hawkesworth 2004 Sylvester 1995 Peru Trench 82 Pb 26.79           ppm Plank & Langmuir 1998 Phanerozoic Flood Basalts   206Pb/204Pb 18.696         11   Farmer 2004 Peate 1997 Phanerozoic Flood Basalts   206Pb/204Pb 18.37         6   Farmer 2004 Lightfoot et al. 1990 Phanerozoic Flood Basalts   206Pb/204Pb 18.296         5   Farmer 2004 Wooden et al. 1993 Phanerozoic Flood Basalts   206Pb/204Pb 17.82         18   Farmer 2004 Lightfoot et al. 1990 Phanerozoic Flood Basalts   206Pb/204Pb 18.726         3   Farmer 2004 Wooden et al. 1993 Phanerozoic Flood Basalts   206Pb/204Pb 18.661         13   Farmer 2004 Peate 1997 Phanerozoic Flood Basalts   206Pb/204Pb 18.911         31   Farmer 2004 Hooper & Hawkesworth 1993 Phanerozoic Flood Basalts   207Pb/204Pb 15.57         3   Farmer 2004 Wooden et al. 1993 Phanerozoic Flood Basalts   207Pb/204Pb 15.57         5   Farmer 2004 Wooden et al. 1993 Phanerozoic Flood Basalts   207Pb/204Pb 15.52         6   Farmer 2004 Lightfoot et al. 1990 Phanerozoic Flood Basalts   207Pb/204Pb 15.614         31   Farmer 2004 Hooper & Hawkesworth 1993 Phanerozoic Flood Basalts   207Pb/204Pb 15.421         18   Farmer 2004 Lightfoot et al. 1990 Phanerozoic Flood Basalts   207Pb/204Pb 15.649         1   Farmer 2004 Peate 1997 Phanerozoic Flood Basalts   207Pb/204Pb 15.639         1   Farmer 2004 Peate 1997 Phanerozoic Flood Basalts   208Pb/204Pb 38.824         1   Farmer 2004 Peate 1997 Phanerozoic Flood Basalts   208Pb/204Pb 38.88         6   Farmer 2004 Lightfoot et al. 1990 Phanerozoic Flood Basalts   208Pb/204Pb 28.244         18   Farmer 2004 Lightfoot et al. 1990 Phanerozoic Flood Basalts   208Pb/204Pb 38.341         5   Farmer 2004 Wooden et al. 1993 Phanerozoic Flood Basalts   208Pb/204Pb 38.706         1   Farmer 2004 Peate 1997 Phanerozoic Flood Basalts   208Pb/204Pb 38.788         31   Farmer 2004 Hooper & Hawkesworth 1993 Phanerozoic Flood Basalts   208Pb/204Pb 38.341         3   Farmer 2004 Wooden et al. 1993 Phanerozoic Flood Basalts 82 Pb 6.94         36 ppm Farmer 2004 Hooper & Hawkesworth 1993 Phanerozoic Flood Basalts 82 Pb 1.26         7 ppm Farmer 2004 Wooden et al. 1993 Phanerozoic Flood Basalts 82 Pb 3.39         1 ppm Farmer 2004 Peate 1997 Phanerozoic Flood Basalts 82 Pb 4.72         9 ppm Farmer 2004 Wooden et al. 1993 Philip Trench 82 Pb 48.05           ppm Plank & Langmuir 1998 Phosphoria Formation 82 Pb         0.001 61 ppm Gulbrandsen 1966 Precambrian Canadian Shield 82 Pb 17           ppm Shaw et al. 1986 Precambrian Canadian Shield 82 Pb 18           ppm Shaw et al. 1986 Precambrian Granulites 82 Pb 23         88 ppm Shaw et al. 1986 Primitive Mantle 82 Pb 0.175           ppm Wedepohl & Hartmann 1994 Hofmann 1988 Primitive Mantle 82 Pb 185           ppb Palme & O'Neill 2004 Galer & Goldstein 1996 Primitive Mantle 82 Pb 150   30       ppb McDonough & Sun 1995 Primitive Mantle 82 Pb 0.175           ppm Hofmann 1988 Hart & Zindler 1986 Primitive Mantle 82 Pb 185   18.5       ppb Palme & O'Neill 2004 Galer & Goldstein 1996 Protolith Gabbros at ODP Site 735   206Pb/204Pb 17.408         8   Hart et al. 1999 Protolith Gabbros at ODP Site 735   207Pb/204Pb 15.367         8   Hart et al. 1999 Protolith Gabbros at ODP Site 735   208Pb/204Pb 37.024         8   Hart et al. 1999 Protolith Gabbros at ODP Site 735 82 Pb 0.24         8 ppm Hart et al. 1999 Pungo River Formation 82 Pb 20         2 ppm Altschuller 1980 Radiolarian Clay   206Pb/204Pb 19.389         11   Plank & Langmuir 1998 Radiolarian Clay   207Pb/204Pb 15.795         11   Plank & Langmuir 1998 Radiolarian Clay   208Pb/204Pb 39.433         11   Plank & Langmuir 1998 Radiolarian Clay 82 Pb 25.9         8 ppm Plank & Langmuir 1998 Radiolarian Clay 82 Pb 17.2         2 ppm Plank & Langmuir 1998 Radiolarian Clay 82 Pb 17.2         11 ppm Plank & Langmuir 1998 Radiolarian Clay 82 Pb 25.9         8 ppm Plank & Langmuir 1998 Radiolarites   206Pb/204Pb 18.845         4   Plank & Langmuir 1998 Radiolarites   206Pb/204Pb 18.85             Elliot et al. 1997 Radiolarites   206Pb/204Pb 18.845         17   Plank & Langmuir 1998 Radiolarites   207Pb/204Pb 15.68             Elliot et al. 1997 Radiolarites   207Pb/204Pb 15.683         4   Plank & Langmuir 1998 Radiolarites   207Pb/204Pb 15.683         17   Plank & Langmuir 1998 Radiolarites   208Pb/204Pb 38.955         4   Plank & Langmuir 1998 Radiolarites   208Pb/204Pb 38.96             Elliot et al. 1997 Radiolarites   208Pb/204Pb 38.955         17   Plank & Langmuir 1998 Radiolarites 82 Pb 8.8         17 ppm Plank & Langmuir 1998 Radiolarites 82 Pb 5.1         4 ppm Plank & Langmuir 1998 Radiolarites 82 Pb 5.1           ppm Elliot et al. 1997 Retort Phosphatic Shale Member 82 Pb         0.001 20 ppm Gulbrandsen 1966 Rifted Continental Margins 82 Pb 2.8           ppm Rudnick & Fountain 1995 Rifted Continental Margins 82 Pb 13.7           ppm Rudnick & Fountain 1995 River Particulates 82 Pb 150           µg/g Martin & Meybeck 1979 Rivers 82 Pb 1           ppb Li 1982 Martin & Meybeck 1979 Ryuku Trench   206Pb/204Pb 18.604             Plank & Langmuir 1998 Ryuku Trench   207Pb/204Pb 15.664             Plank & Langmuir 1998 Ryuku Trench   208Pb/204Pb 38.722             Plank & Langmuir 1998 Ryuku Trench 82 Pb 56.53           ppm Plank & Langmuir 1998 Sandstones 82 Pb 19           ppm Condie 1993 Sandstones 82 Pb 20           ppm Condie 1993 Sandstones 82 Pb 19           ppm Condie 1993 Scotia Island Basalt   206Pb/204Pb 18.99         2   Kelemen et al. 2004 Scotia Island Basalt   207Pb/204Pb 15.62         2   Kelemen et al. 2004 Scotia Island Basalt   208Pb/204Pb 38.78         2   Kelemen et al. 2004 Scotia Island Basalt 82 Pb 1.63         12 ppm Kelemen et al. 2004 Seawater 82 Pb 10     5 175     Bruland 1983 Seawater 82 Pb 1e-05             Broeker & Peng 1982 Seawater 82 Pb 1           ng/kg Quinby-Hunt & Turekian 1983 Schaule & Patterson 1981 Seawater 82 Pb 0.002           ppb Li 1982 Schaule & Patterson 1981 Seawater 82 Pb 2.7             Li 1991 Whitfield & Turner 1987 Shales 82 Pb 27           ppm Condie 1993 Shales 82 Pb 13           ppm Condie 1993 Shales 82 Pb 22           ppm Condie 1993 Silicate Earth   206Pb/204Pb 17.511             Workman & Hart 2005 Silicate Earth   207Pb/204Pb 15.361             Workman & Hart 2005 Silicate Earth   208Pb/204Pb 17.7             Salters & Stracke 2004 Silicate Earth 82 Pb 150   30       ppb McDonough & Sun 1995 Silicate Earth 82 Pb 0.15           ppm McDonough 2004 Silicate Earth 82 Pb 0.15           µg/g McDonough 1998 Silicate Earth   U/Pb 0.13             Workman & Hart 2005 Silicic Precambrian Granulites 82 Pb 30         23 ppm Shaw et al. 1986 Silicified Limestone 82 Pb 1           ppm Plank & Langmuir 1998 Silty Mud 82 Pb 107.2         16 ppm Plank & Langmuir 1998 Slope Lisbourne Group 82 Pb 50         4 ppm Altschuller 1980 Patton & Matzko 1959 Solar Photosphere 82 Pb 2   0.06         Palme & Jones 2004 Biemont et al. 2000 Solar Photosphere 82 Pb 1.85   0.05         Anders & Grevesse 1989 Solar System 82 Pb 2.05   0.3075         Palme & Jones 2004 Solar System 82 Pb 3.15   0.2457     3   Anders & Grevesse 1989 Solar System 82 Pb 2.6             Anders & Ebihara 1982 Cameron 1982 Solar System 82 Pb 3.15   0.2457     3   Anders & Ebihara 1982 Solid Earth   238U/204Pb 4.5             Hart et al. 1999 Allegre et al. 1988 Solid Earth   238U/204Pb 7.8             Hart et al. 1999 Allegre et al. 1988 Solid Earth   238U/204Pb         4.5     Hart et al. 1999 White 1993 Solid Earth 82 Pb 0.23           µg/g McDonough 1998 Solid Earth 82 Pb 0.23           ppm McDonough 2004 South Antilles Trench   206Pb/204Pb 19.033             Plank & Langmuir 1998 South Antilles Trench   207Pb/204Pb 15.72             Plank & Langmuir 1998 South Antilles Trench   208Pb/204Pb 39.15             Plank & Langmuir 1998 South Antilles Trench 82 Pb 30.46           ppm Plank & Langmuir 1998 South Margin of North China Craton 82 Pb 18           ppm Gao et al. 1998 South Margin of North China Craton 82 Pb 15           ppm Gao et al. 1998 South Margin of North China Craton 82 Pb 16           ppm Gao et al. 1998 South Margin of North China Craton 82 Pb 23           ppm Gao et al. 1998 South Margin of North China Craton 82 Pb 23           ppm Gao et al. 1998 South Qinling Belt in China 82 Pb 20           ppm Gao et al. 1998 South Qinling Belt in China 82 Pb 16           ppm Gao et al. 1998 South Qinling Belt in China 82 Pb 21           ppm Gao et al. 1998 South Qinling Belt in China 82 Pb 17           ppm Gao et al. 1998 South Sandwich Trench   206Pb/204Pb 18.649             Plank & Langmuir 1998 South Sandwich Trench   207Pb/204Pb 15.633             Plank & Langmuir 1998 South Sandwich Trench   208Pb/204Pb 38.501             Plank & Langmuir 1998 South Sandwich Trench 82 Pb 22.49           ppm Plank & Langmuir 1998 Spinel Peridotites 82 Pb 0.16 0.16 0.11     17 ppm McDonough 1990 St. Lawrence River Particulates 82 Pb 670           µg/g Martin & Meybeck 1979 Subducted Sediment   206Pb/204Pb 18.913             Plank & Langmuir 1998 Subducted Sediment   207Pb/204Pb 15.673             Plank & Langmuir 1998 Subducted Sediment   208Pb/204Pb 38.899             Plank & Langmuir 1998 Subducted Sediment 82 Pb 19.9   5.4       ppm Plank & Langmuir 1998 Sumatra Trench 82 Pb 24.5           ppm Plank & Langmuir 1998 Talkeetna Arc Plutonic Rocks 82 Pb 0.456   0.038     16 ppm Kelemen et al. 2004 Talkeetna Arc Plutonic Rocks 82 Pb 3.3   0     86 ppm Kelemen et al. 2004 Talkeetna Arc Plutonic Rocks 82 Pb 1.212   0.031     31 ppm Kelemen et al. 2004 Talkeetna Arc Plutonic Rocks 82 Pb 1.525   0.373     6 ppm Kelemen et al. 2004 Talkeetna Arc Plutonic Rocks 82 Pb 2.3   0.5     6 ppm Kelemen et al. 2004 Talkeetna Arc Plutonic Rocks 82 Pb 3   0.1     13 ppm Kelemen et al. 2004 Talkeetna Arc Plutonic Rocks 82 Pb 0.6   0.1     17 ppm Kelemen et al. 2004 Talkeetna Arc Plutonic Rocks 82 Pb 1.6   0.1     31 ppm Kelemen et al. 2004 Talkeetna Arc Plutonic Rocks 82 Pb 4.26   0.083     42 ppm Kelemen et al. 2004 Talkeetna Arc Plutonic Rocks 82 Pb 0.4   0.2     7 ppm Kelemen et al. 2004 Talkeetna Arc Plutonic Rocks 82 Pb 0.649   0.038     7 ppm Kelemen et al. 2004 Talkeetna Arc Plutonic Rocks 82 Pb 3.331   0.085     13 ppm Kelemen et al. 2004 Tamalyk Krasnoyarsk 82 Pb 30         38 ppm Altschuller 1980 Chaikina & Nikolskaya 1970 Tonalites 82 Pb 14.2           ppm Wedepohl 1995 Tonalites-Trondhjemites-Granodiorites 82 Pb 19           ppm Condie 1993 Tonalites-Trondhjemites-Granodiorites 82 Pb 15           ppm Condie 1993 Tonalites-Trondhjemites-Granodiorites 82 Pb 16           ppm Condie 1993 Tonalites-Trondhjemites-Granodiorites 82 Pb 13.5         553 ppm Gao et al. 1998 Tonalites-Trondhjemites-Granodiorites 82 Pb 26.3         641 ppm Gao et al. 1998 Tonga Trench   206Pb/204Pb 18.763             Plank & Langmuir 1998 Tonga Trench   207Pb/204Pb 15.666             Plank & Langmuir 1998 Tonga Trench   208Pb/204Pb 38.784             Plank & Langmuir 1998 Tonga Trench 82 Pb 113.3           ppm Plank & Langmuir 1998 Tongan Basalts   206Pb/204Pb 18.89         2   Kelemen et al. 2004 Tongan Basalts   207Pb/204Pb 15.55         2   Kelemen et al. 2004 Tongan Basalts   208Pb/204Pb 38.58         2   Kelemen et al. 2004 Tongan Basalts 82 Pb 5.99         8 ppm Kelemen et al. 2004 Transitional Mid-Ocean Ridge Basalts   206Pb/204Pb 18.71             Klein 2004 Lehnert 2000 Transitional Mid-Ocean Ridge Basalts   207Pb/204Pb 15.567             Klein 2004 Lehnert 2000 Transitional Mid-Ocean Ridge Basalts   208Pb/204Pb 38.478             Klein 2004 Lehnert 2000 Turbidites 82 Pb 24.4         4 ppm Plank & Langmuir 1998 Turbidites 82 Pb 7.8         4 ppm Plank & Langmuir 1998 Ultrabasic Precambrian Granulites 82 Pb 14         14 ppm Shaw et al. 1986 Upper Continental Crust 82 Pb 17           µg/g Rudnick & Gao 2004 Upper Continental Crust 82 Pb 20           ppm Taylor & McLennan 1995 Upper Continental Crust 82 Pb 117           ppm Wedepohl 1995 Upper Continental Crust 82 Pb 18           µg/g Rudnick & Gao 2004 Eade and Fahrig 1973 Upper Continental Crust 82 Pb       15 20   ppm Rudnick & Goldstein 1990 Upper Continental Crust 82 Pb 17           ppm Condie 1993 Upper Continental Crust 82 Pb 18           ppm Condie 1993 Upper Continental Crust 82 Pb 20           ppm Rudnick & Goldstein 1990 Taylor & McLennan 1985 Upper Continental Crust 82 Pb 23.5           ppm Rudnick & Goldstein 1990 Zartman & Doe 1981 Upper Continental Crust 82 Pb 13           ppm Rudnick & Goldstein 1990 Davies 1984 Upper Continental Crust 82 Pb 15           ppm Rudnick & Goldstein 1990 Newsom et al. 1986 Upper Continental Crust 82 Pb 15           ppm Taylor et al. 1983 Taylor & McLennan 1981 Upper Continental Crust 82 Pb 15           ppm Weaver & Tarney 1984 Taylor & McLennan 1981 Upper Continental Crust 82 Pb 0.69           ppm Hart et al. 1999 Staudigel et al. 1995 Smith et al. 1995 Hart & Staudigel 1989 Staudigel et al. 1989 Upper Continental Crust 82 Pb 17           ppm Kemp & Hawkesworth 2004 Rudnick & Gao 2004 Upper Continental Crust 82 Pb 17           µg/g Rudnick & Gao 2004 Shaw et al. 1967 Shaw et al. 1976 Upper Continental Crust 82 Pb 17           µg/g Rudnick & Gao 2004 Condie 1993 Upper Continental Crust 82 Pb 18           µg/g Rudnick & Gao 2004 Gao et al. 1998 Upper Continental Crust 82 Pb 17           µg/g Rudnick & Gao 2004 Taylor & McLennan 1985 Taylor & McLennan 1995 Upper Continental Crust 82 Pb 17   0.5       µg/g Rudnick & Gao 2004 see text Upper Continental Crust 82 Pb 17           µg/g Rudnick & Gao 2004 Wedepohl 1995 Upper Continental Crust   U/Pb 0.465             Hart et al. 1999 Staudigel et al. 1995 Smith et al. 1995 Hart & Staudigel 1989 Staudigel et al. 1989 Upper Continental Crust   U/Pb 0.14             Rudnick & Fountain 1995 Vanuatu Trench 82 Pb 9           ppm Plank & Langmuir 1998 Volcanoclastic Sediment 82 Pb 6.9         15 ppm Plank & Langmuir 1998 Volcanoclastic Turbidites   206Pb/204Pb 19.76         43   Plank & Langmuir 1998 Volcanoclastic Turbidites   206Pb/204Pb 19.76         13   Plank & Langmuir 1998 Volcanoclastic Turbidites   206Pb/204Pb 19.76             Elliot et al. 1997 Volcanoclastic Turbidites   207Pb/204Pb 15.635         43   Plank & Langmuir 1998 Volcanoclastic Turbidites   207Pb/204Pb 15.64             Elliot et al. 1997 Volcanoclastic Turbidites   207Pb/204Pb 15.635         13   Plank & Langmuir 1998 Volcanoclastic Turbidites   208Pb/204Pb 39.436         13   Plank & Langmuir 1998 Volcanoclastic Turbidites   208Pb/204Pb 39.436         43   Plank & Langmuir 1998 Volcanoclastic Turbidites   208Pb/204Pb 39.44             Elliot et al. 1997 Volcanoclastic Turbidites 82 Pb 2.6           ppm Elliot et al. 1997 Volcanoclastic Turbidites 82 Pb 2.6         13 ppm Plank & Langmuir 1998 Volcanoclastic Turbidites 82 Pb 3.2         43 ppm Plank & Langmuir 1998 Yangtze Craton 82 Pb 16           ppm Gao et al. 1998 Yangtze Craton 82 Pb 17           ppm Gao et al. 1998 Yangtze Craton 82 Pb 16           ppm Gao et al. 1998 Yangtze Craton 82 Pb 16           ppm Gao et al. 1998 Yangtze Craton 82 Pb 14           ppm Gao et al. 1998 Yemissei River Particulates 82 Pb 263           µg/g Martin & Meybeck 1979 Zeolite Clay   206Pb/204Pb 19.245         3   Plank & Langmuir 1998 Zeolite Clay   207Pb/204Pb 15.749         3   Plank & Langmuir 1998 Zeolite Clay   208Pb/204Pb 39.245         3   Plank & Langmuir 1998 Zeolite Clay 82 Pb 35.6         3 ppm Plank & Langmuir 1998