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

GERM Database Search Results        
Reservoir Z Element Value Median SD Low High N Unit Info Reference Source(s)
Active Continental Rifts 55 Cs 0.6           ppm Rudnick & Fountain 1995
Active Continental Rifts 55 Cs 2.9           ppm Rudnick & Fountain 1995
Alaska Trench 55 Cs 2.68           ppm Plank & Langmuir 1998
Aleutian Basalts 55 Cs 0.46         21 ppm Kelemen et al. 2004
Aleutian Trench 55 Cs 3.38           ppm Plank & Langmuir 1998
ALH 77005 Meteorite 55 Cs 53   26       ppb McSween, Jr. 2004 Lodders 1998
ALH 84001 Meteorite 55 Cs 43   4       ppb McSween, Jr. 2004 Lodders 1998
Amazon River Particulates 55 Cs 13           µg/g Martin & Meybeck 1979
Amphibolites 55 Cs 0.94         189 ppm Gao et al. 1998
Andaman Trench 55 Cs 2.9           ppm Plank & Langmuir 1998
Andes Basalt 55 Cs 1         19 ppm Kelemen et al. 2004
Andesites 55 Cs 0.81         50 ppm Plank & Langmuir 1998 Plank & Langmuir 1988
Andesites 55 Cs 0.44         23 ppm Kelemen et al. 2004
Angra dos Reis Angrite 55 Cs 1.9           ppb Laul et al. 1972
Archean Terrains 55 Cs 0.7           ppm Rudnick & Fountain 1995
Arenaceous Rocks 55 Cs 4.36         2754 ppm Gao et al. 1998
Arenaceous Rocks 55 Cs 5.75         121 ppm Gao et al. 1998
Ashy Clay 55 Cs 1.36         4 ppm Plank & Langmuir 1998
Aubres Aubrite 55 Cs 122           ng/g Mittlefehldt 2004 Easton 1985
Wolf et al. 1983
Basalts 55 Cs 1         16 ppm Farmer 2004 Rogers et al. 1998
Basalts 55 Cs 38         13 ppm Farmer 2004 Robert et al. 1992
Basalts 55 Cs 0.1125           µg/g Hart & Staudigel 1982
Basalts 55 Cs 1         7 ppm Farmer 2004 Price et al. 1997
Basalts 55 Cs 116         10 ppm Farmer 2004 Chung et al. 2001
Bereba Eucrite 55 Cs 7.9           ppb Laul et al. 1972
Bialystok Howardite 55 Cs 7.8           ppb Laul et al. 1972
Binda Eucrite 55 Cs 6           ng/g Mittlefehldt 2004 Barrat et al. 2000
McCarthy et al. 1973
Boninites 55 Cs 0.19         14 ppm Kelemen et al. 2004
Brown Clay 55 Cs 2.39         29 ppm Plank & Langmuir 1998
Brown Clay 55 Cs 2.32         4 ppm Plank & Langmuir 1998
Carbonate 55 Cs 0.27         13 ppm Plank & Langmuir 1998
Carbonate Turbidites 55 Cs 3.3         87 ppm Plank & Langmuir 1998
Carbonate Turbidites   Rb/Cs 13.4   2     4   Plank & Langmuir 1998
Carbonates 55 Cs 0.96         2038 ppm Gao et al. 1998
Carbonates 55 Cs 0.95         50 ppm Gao et al. 1998
Cascade Basalt 55 Cs 0.38         22 ppm Kelemen et al. 2004
Cascadia Trench 55 Cs 3.64           ppm Plank & Langmuir 1998
Central America Trench 55 Cs 0.72           ppm Plank & Langmuir 1998
Central American Basalts 55 Cs 0.22         10 ppm Kelemen et al. 2004
Central East China Craton 55 Cs 1.05           ppm Gao et al. 1998
Central East China Craton 55 Cs 1.96           ppm Gao et al. 1998
Central East China Craton 55 Cs 3.55           ppm Gao et al. 1998
Central East China Craton 55 Cs 2.79           ppm Gao et al. 1998
Central East China Craton 55 Cs 2.71           ppm Gao et al. 1998
Central East China Craton 55 Cs 3.02           ppm Gao et al. 1998
Central East China Craton 55 Cs 2.97           ppm Gao et al. 1998
Central East China Craton 55 Cs 2.58           ppm Gao et al. 1998
Central East China Craton 55 Cs 2.73           ppm Gao et al. 1998
Central East China Craton 55 Cs 2.36           ppm Gao et al. 1998
Central East China Craton 55 Cs 3.53           ppm Gao et al. 1998
Central East China Craton   Rb/Cs 25             Gao et al. 1998
Central East China Craton   Rb/Cs 34             Gao et al. 1998
Central East China Craton   Rb/Cs 23             Gao et al. 1998
Central East China Craton   Rb/Cs 21             Gao et al. 1998
Central East China Craton   Rb/Cs 24             Gao et al. 1998
Central East China Craton   Rb/Cs 25             Gao et al. 1998
Central East China Craton   Rb/Cs 21             Gao et al. 1998
Central East China Craton   Rb/Cs 22             Gao et al. 1998
Chassigny Achondrite 55 Cs 37           ppb Janssens et al. 1987 Treiman et al. 1986
Chassigny Meteorite 55 Cs 37           ppb McSween, Jr. 2004 Lodders 1998
Chert 55 Cs 0.67         4 ppm Plank & Langmuir 1998
Chert 55 Cs 0.7           ppm Elliot et al. 1997
Chert 55 Cs 1.14         4 ppm Plank & Langmuir 1998
CI Chondrites 55 Cs 187           ppb Janssens et al. 1987 Anders & Ebihara 1982
CI Chondrites 55 Cs 0.188   0.0094       ppm Palme & Jones 2004 Palme & Beer 1993
CI Chondrites 55 Cs 0.269           ppm McDonough et al. 1992
CI Chondrites 55 Cs 183           ppb McDonough & Sun 1995 Wasson & Kallemeyn 1988
CI Chondrites 55 Cs 190           ppb McDonough & Sun 1995 Palme 1988
CI Chondrites 55 Cs 1.12   0.04         Palme & Jones 2004
CI Chondrites 55 Cs 190           ppb McDonough & Sun 1995
CI Chondrites 55 Cs 187   10.5     20 ppb Anders & Grevesse 1989
CI Chondrites 55 Cs 0.187           ppm Palme & Jones 2004 Anders & Grevesse 1989
CI Chondrites 55 Cs 188   9.4       ppb Palme & O'Neill 2004 Palme & Jones 2004
CI Chondrites   Rb/Cs 12             McDonough et al. 1992
Clastic Turbidites 55 Cs 3.64         28 ppm Plank & Langmuir 1998
Clastic Turbidites   Rb/Cs 17.6   0.36     2   Plank & Langmuir 1998
Colombia Trench 55 Cs 0.15           ppm Plank & Langmuir 1998
Colorado River Particulates 55 Cs 2.1           µg/g Martin & Meybeck 1979
Columbia River Particulates 55 Cs 0.6           µg/g Martin & Meybeck 1979
Congo River Particulates 55 Cs 6           µg/g Martin & Meybeck 1979
Constantinople Eucrite 55 Cs 12.1           ppb Laul et al. 1972
Continental Arc Andesite 55 Cs 0.71         87 ppm Kelemen et al. 2004
Continental Arc Andesite 55 Cs 2.27         20 ppm Kelemen et al. 2004
Continental Arcs 55 Cs 0.2           ppm Rudnick & Fountain 1995
Continental Arcs 55 Cs 2.1           ppm Rudnick & Fountain 1995
Continental Crust 55 Cs 3           µg/g Rudnick & Gao 2004 Taylor 1964
Continental Crust 55 Cs 1.5           µg/g Rudnick & Gao 2004 Taylor & McLennan 1985
Taylor & McLennan 1995
Continental Crust 55 Cs 2           µg/g Rudnick & Gao 2004
Continental Crust 55 Cs 2.6           µg/g Rudnick & Gao 2004 Rudnick & Fountain 1995
Continental Crust 55 Cs 3.4           µg/g Rudnick & Gao 2004 Wedepohl 1995
Continental Crust 55 Cs 2           µg/g Rudnick & Gao 2004 Rudnick & Fountain 1995
Continental Crust 55 Cs 2.6           ppm Rudnick & Fountain 1995
Continental Crust 55 Cs 1           ppm Taylor & McLennan 1995
Continental Crust 55 Cs 3.4           ppm Wedepohl 1995
Continental Crust 55 Cs 3           ppm Plank & Langmuir 1998
Continental Crust 55 Cs 1000           ppb Palme & O'Neill 2004 Rudnick & Gao 2004
Continental Crust 55 Cs 2.8           µg/g Rudnick & Gao 2004 Gao et al. 1998a
Continental Crust   Rb/Cs 22             Rudnick & Fountain 1995
Continental Shields & Platforms 55 Cs 2.2           ppm Rudnick & Fountain 1995
Continental Shields & Platforms 55 Cs 0.3           ppm Rudnick & Fountain 1995
Core 55 Cs 0.065           ppm McDonough 2004
Core 55 Cs 0.065           µg/g McDonough 1998
Danube River Particulates 55 Cs 4           µg/g Martin & Meybeck 1979
Depleted D-MORB basalts   Cs/Rb 0.015             Salters & Stracke 2004
Depleted Mantle 55 Cs 1.32   0.5544       ppb Salters & Stracke 2004
Diatom Oozes & Clay 55 Cs 5.46         15 ppm Plank & Langmuir 1998
Diatome Clay 55 Cs 6.57         6 ppm Plank & Langmuir 1998
Diatome Mud 55 Cs 2.17         6 ppm Plank & Langmuir 1998
Diatome Ooze 55 Cs 2.6         4 ppm Plank & Langmuir 1998
Diorite 55 Cs 2.37         260 ppm Gao et al. 1998
DSDP/ODP Site 800 55 Cs 1.24           ppm Plank & Langmuir 1998
DSDP/ODP Site 801 55 Cs 1.4           ppm Plank & Langmuir 1998
DSDP/ODP Site 801 55 Cs 1.4           ppm Elliot et al. 1997
Dyalpur Ureilite 55 Cs 6.3           ppb Janssens et al. 1987 Higuchi et al. 1976
E-MORB 55 Cs 0.08           ppm Klein 2004 Lehnert 2000
East China Craton 55 Cs 2.62           ppm Gao et al. 1998
East China Craton 55 Cs 2.71           ppm Gao et al. 1998
East Sunda Trench 55 Cs 3.86           ppm Plank & Langmuir 1998
EET 84302 Acapulcoite 55 Cs 10           ng/g Mittlefehldt 2004 Weigel et al. 1999
Extrusive Section Oceanic Crust 55 Cs 0.0131           µg/g Hart & Staudigel 1982 Hart 1976
Felsic Archean Granulites 55 Cs 0.62 0.5       42 ppm Rudnick & Fountain 1995
Felsic Granulites 55 Cs 0.5         137 ppm Gao et al. 1998
Felsic Post-Archean Granulites 55 Cs 1.7 1       18 ppm Rudnick & Fountain 1995
Felsic Volcanics 55 Cs 2.2         972 ppm Gao et al. 1998
Ferruginous Clay 55 Cs 7.57         2 ppm Plank & Langmuir 1998
Frankfort Howardite 55 Cs 6.3           ppb Laul et al. 1972
Frankfort Howardites 55 Cs 9.5           ng/g Mittlefehldt 2004 McCarthy et al. 1972
Palme et al. 1978
Fresh Mid-Ocean Ridge Basalts 55 Cs 0.05         6 ppm Kelemen et al. 2004
Fresh Mid-Ocean Ridge Basalts   Cs/Rb 0.015             Salters & Stracke 2004
Fresh MORB in Indian Ocean 55 Cs 0.014           ppm Klein 2004 Klein et al. 1991
Ganges River Particulates 55 Cs 8.2           µg/g Martin & Meybeck 1979
Gibson Lodranite 55 Cs 58           ng/g Mittlefehldt 2004 Weigel et al. 1999
Goalpara Ureilite 55 Cs 1.9           ppb Janssens et al. 1987 Higuchi et al. 1976
Granites 55 Cs 3.81         1226 ppm Gao et al. 1998
Granites 55 Cs 2.33         402 ppm Gao et al. 1998
Granulites 55 Cs 1.1 0.5       58 ppm Rudnick & Presper 1990
Granulites 55 Cs 0.13         15 ppm Rudnick & Presper 1990
Granulitic Xenolites 55 Cs 1.04 0.14       49 ppm Rudnick & Presper 1990
Greater Antilles Basalt 55 Cs 0.43         2 ppm Kelemen et al. 2004
Green Clay 55 Cs 5.62         3 ppm Plank & Langmuir 1998
Greywackes 55 Cs 2.2           ppm Wedepohl 1995
Havero Ureilite 55 Cs 2.1           ppb Janssens et al. 1987 Higuchi et al. 1976
Havero Ureilite Vein Metal 55 Cs 2.85           ppb Janssens et al. 1987
Hydrothermal Sediment 55 Cs 4.45         4 ppm Plank & Langmuir 1998
Ibitira Eucrite 55 Cs 8           ng/g Mittlefehldt 2004 Jarosewich 1990
Barrat et al. 2000
Igneous Rocks 55 Cs 0.7           ppb Morgan et al. 1978
Igneous Rocks 55 Cs 0.7           ppb Morgan et al. 1978 Tera et al. 1970
Interior North China Craton 55 Cs 3.07           ppm Gao et al. 1998
Interior North China Craton 55 Cs 0.52           ppm Gao et al. 1998
Interior North China Craton 55 Cs 2.3           ppm Gao et al. 1998
Interior North China Craton 55 Cs 2.76           ppm Gao et al. 1998
Interior North China Craton 55 Cs 2.7           ppm Gao et al. 1998
Interlayerd Clay & Chert 55 Cs 1.05         2 ppm Plank & Langmuir 1998
Interlayered Chert & Limestone 55 Cs 0.93         5 ppm Plank & Langmuir 1998
Interlayered Clay & Chert 55 Cs 1.93         12 ppm Plank & Langmuir 1998
Intermediate Granulites 55 Cs 0.55         136 ppm Gao et al. 1998
Intermediate Mafic Archean Granulites 55 Cs 0.9 0.2       5 ppm Rudnick & Fountain 1995
Intermediate Mafic Granulitic Xenolites 55 Cs 0.07 0.04       3 ppm Rudnick & Fountain 1995
Intermediate Mafic Post-Archean Granulites 55 Cs 3.2 2       5 ppm Rudnick & Fountain 1995
Island Arc Andesite 55 Cs 1.61         4 ppm Kelemen et al. 2004
Island Arc Andesite 55 Cs 0.32         54 ppm Kelemen et al. 2004
Island Arcs 55 Cs 1.7           ppm Taylor & McLennan 1995
Izu-Bonin Trench 55 Cs 1.47           ppm Plank & Langmuir 1998
Japan Trench 55 Cs 5           ppm Plank & Langmuir 1998
Java Trench 55 Cs 4.94           ppm Plank & Langmuir 1998
Jonzac Eucrite 55 Cs 15.7           ppb Laul et al. 1972
Juvinas Eucrite 55 Cs 5           ppb Morgan et al. 1978
Juvinas Eucrite 55 Cs 8.2           ppb Laul et al. 1972
Juvinas Eucrite 55 Cs 8.2           ppb Morgan et al. 1978 Laul et al. 1972
Juvinas Eucrite 55 Cs 5.7           ppb Morgan et al. 1978 Tera et al. 1970
Kamchatka Basalt 55 Cs 0.49         27 ppm Kelemen et al. 2004
Kamchatka Trench 55 Cs 2.06           ppm Plank & Langmuir 1998
Kapoeta Howardite 55 Cs 8.6           ppb Laul et al. 1972
Kapoeta Howardite 55 Cs 2.3           ppb Laul et al. 1972
Kenna Ureilite 55 Cs 0.037         1 ppb Janssens et al. 1987
Kenna Ureilite Vein Metal 55 Cs 0.18           ppb Janssens et al. 1987
Kerm Trench 55 Cs 3.19           ppm Plank & Langmuir 1998
Kuriles Trench 55 Cs 5           ppm Plank & Langmuir 1998
Lafayette Nakhlite 55 Cs 288           ppb Laul et al. 1972
Lesser Antilles Basalt 55 Cs 0.32         12 ppm Kelemen et al. 2004
Lower Continental Crust 55 Cs 0.3           ppm Rudnick & Fountain 1995
Lower Continental Crust 55 Cs 0.3           µg/g Rudnick & Gao 2004 Rudnick & Fountain 1995
Lower Continental Crust 55 Cs 0.15           µg/g Rudnick & Gao 2004 Liu et al. 2001
Lower Continental Crust 55 Cs 0.19           µg/g Rudnick & Gao 2004 Rudnick & Presper 1990
Lower Continental Crust 55 Cs 0.67           µg/g Rudnick & Gao 2004 Shaw et al. 1994
Lower Continental Crust 55 Cs 0.07           µg/g Rudnick & Gao 2004 Rudnick & Taylor 1987
Lower Continental Crust 55 Cs 0.3           µg/g Rudnick & Gao 2004 Rudnick & Fountain 1995
Lower Continental Crust 55 Cs 0.1           ppm Taylor & McLennan 1995
Lower Continental Crust 55 Cs 0.8           ppm Wedepohl 1995
Lower Continental Crust 55 Cs 2.6           µg/g Rudnick & Gao 2004 Gao et al. 1998a
Lower Continental Crust 55 Cs 0.47           µg/g Rudnick & Gao 2004 Taylor & McLennan 1985
Taylor & McLennan 1995
Lower Continental Crust 55 Cs 0.8           µg/g Rudnick & Gao 2004 Wedepohl 1995
Lower Continental Crust   Rb/Cs 35             Rudnick & Fountain 1995
MAC 88177 Lodranite 55 Cs 45           ng/g Mittlefehldt 2004 Weigel et al. 1999
Mafic Granulites 55 Cs 0.76         128 ppm Gao et al. 1998
Mafic Granulitic Xenolites 55 Cs 1 0.11       32 ppm Rudnick & Fountain 1995
Mafic Intrusions 55 Cs 1.84         308 ppm Gao et al. 1998
Magdalena River Particulates 55 Cs 6           µg/g Martin & Meybeck 1979
Makran Trench 55 Cs 4.63           ppm Plank & Langmuir 1998
Manganese Nodules 55 Cs 1           ppm Li 1991 Baturin 1988
Marianas Basalt 55 Cs 0.08         10 ppm Kelemen et al. 2004
Marianas Trench 55 Cs 1.32           ppm Plank & Langmuir 1998
Marine Organisms 55 Cs 0.072           ppm Li 1991 Bowen 1979
Marine Pelagic Clay 55 Cs 6           ppm Li 1991 Turekian & Wedepohl 1961
Marine Pelagic Clay 55 Cs 6           ppm Li 1982
Marine Sediments   Rb/Cs 14.8   2.2     19   Plank & Langmuir 1998 Ben Othman et al. 1989
Marine Shales 55 Cs 5           ppm Li 1991 Turekian & Wedepohl 1961
Mavic Volcanics 55 Cs 1.79         632 ppm Gao et al. 1998
Mekong River Particulates 55 Cs 21           µg/g Martin & Meybeck 1979
Mesozoic & Cenozoic Extensions 55 Cs 4.2           ppm Rudnick & Fountain 1995
Mesozoic & Cenozoic Extensions 55 Cs 0.9           ppm Rudnick & Fountain 1995
Mesozoic & Cenozoic Orogens 55 Cs 3.2           ppm Rudnick & Fountain 1995
Mesozoic & Cenozoic Orogens 55 Cs 0.9           ppm Rudnick & Fountain 1995
Metafelsic Volcanics 55 Cs 0.8         41 ppm Gao et al. 1998
Metalliferous Clay 55 Cs 3.48         12 ppm Plank & Langmuir 1998
Metapelitic Granulitic Xenolites 55 Cs 0.73 0.9       23 ppm Rudnick & Fountain 1995
Mexico Trench 55 Cs 3.21           ppm Plank & Langmuir 1998
Middle Continental Crust 55 Cs 2.2   0.3       µg/g Rudnick & Gao 2004
Middle Continental Crust 55 Cs 1.96           µg/g Rudnick & Gao 2004 Gao et al. 1998
Middle Continental Crust 55 Cs 2.4           µg/g Rudnick & Gao 2004 Rudnick & Fountain 1995
Middle Continental Crust 55 Cs 2.4           ppm Rudnick & Fountain 1995
Middle Continental Crust 55 Cs 0.98           µg/g Rudnick & Gao 2004 Shaw et al. 1994
Middle Continental Crust   Rb/Cs 25             Rudnick & Fountain 1995
Molteno Howardite 55 Cs 28           ppb Laul et al. 1972
Moore County Eucrite 55 Cs 1           ng/g Mittlefehldt 2004 Barrat et al. 2000
McCarthy et al. 1973
N-MORB 55 Cs 0.01408   0.01012     26 ppm Hofmann 1988 Jochum et al. 1988
N-MORB 55 Cs 0.027           ppm Klein 2004 Niu et al. 1999
N-MORB 55 Cs 0.006           ppm Klein 2004 Lehnert 2000
N-MORB 55 Cs 0.01408           ppm Hart et al. 1999 Hofmann 1988
Ito et al. 1987
Smith et al. 1995
Hauri & Hart 1997
N-MORB   Rb/Cs 89.6             Hart et al. 1999 Hofmann 1988
Ito et al. 1987
Smith et al. 1995
Hauri & Hart 1997
Nakhla Meteorite 55 Cs 390   90       ppb McSween, Jr. 2004 Lodders 1998
Nakhla Nakhlite 55 Cs 287           ppb Laul et al. 1972
Nankai Trench 55 Cs 9.52           ppm Plank & Langmuir 1998
Nano Ooze 55 Cs 0.65         4 ppm Plank & Langmuir 1998
New Hebrides Islands 55 Cs 0.14         6 ppm Kelemen et al. 2004
North American Shale Composite (NASC) 55 Cs 8.5           ppb Morgan et al. 1978
North Antilles Trench 55 Cs 5.64           ppm Plank & Langmuir 1998
North Qinling Belt in China 55 Cs 6.1           ppm Gao et al. 1998
North Qinling Belt in China 55 Cs 5.59           ppm Gao et al. 1998
North Qinling Belt in China 55 Cs 3.4           ppm Gao et al. 1998
North Qinling Belt in China 55 Cs 1.61           ppm Gao et al. 1998
North Qinling Belt in China 55 Cs 2.2           ppm Gao et al. 1998
Novo-Urei Ureilite 55 Cs 3.6           ppb Janssens et al. 1987 Higuchi et al. 1976
Ob River Particulates 55 Cs 12           µg/g Martin & Meybeck 1979
Oceanic Plateaus 55 Cs 2.81           ppm Kerr 2004 Salters et al. 1992
Oceanic Plateaus 55 Cs 0.01           ppm Kerr 2004 Tejada et al. 2002
Oceanic Plateaus 55 Cs 46           ppm Kerr 2004 Kerr et al. 1996
Oceanic Plateaus 55 Cs 0.01           ppm Kerr 2004 Tejada et al. 2002
Oceanic Plateaus 55 Cs         0.9   ppm Kerr 2004 Salters et al. 1992
Oceanic Plateaus 55 Cs 111           ppm Kerr 2004 Reynaud et al. 1999
Oceanic Plateaus 55 Cs         0.5   ppm Kerr 2004 Salters et al. 1992
Oceanic Plateaus 55 Cs         0.8   ppm Kerr 2004 Salters et al. 1992
Oceanic Plateaus 55 Cs 69           ppm Kerr 2004 Kerr et al. 1996
Oceanic Plateaus 55 Cs 117           ppm Kerr 2004 Hauff et al. 2000
Oceans Surface water 55 Cs 0.3           µg/kg Quinby-Hunt & Turekian 1983 Brass & Turekian 1974
ODP Site 735 55 Cs 18.77 4.25       22 ppb Hart et al. 1999
ODP Site 735   Rb/Cs 64.5 58.5       22   Hart et al. 1999
ODP/DSDP Site 417/418 55 Cs 0.153           ppm Staudigel et al. 1996
Orgueil Chondrite 55 Cs 180           ng/g Grossman et al. 1985
Orgueil Chondrite 55 Cs 186         9 ppb Anders & Ebihara 1982
Orgueil Chondrite 55 Cs 186         11 ppb Anders & Grevesse 1989
Pacific Ocean   Rb/Cs 16.2   3.2     7   Plank & Langmuir 1998 Stern & Ito 1983
Paleozoic Orogens 55 Cs 0.6           ppm Rudnick & Fountain 1995
Paleozoic Orogens 55 Cs 3.5           ppm Rudnick & Fountain 1995
Parana River Particulates 55 Cs 11           µg/g Martin & Meybeck 1979
Pelagic Clay 55 Cs 5.57         6 ppm Plank & Langmuir 1998
Pelagic Clay 55 Cs 3.85         56 ppm Plank & Langmuir 1998
Pelagic Clay 55 Cs 6.63         6 ppm Plank & Langmuir 1998
Pelagic Clay 55 Cs 4.97         8 ppm Plank & Langmuir 1998
Pelagic Clay 55 Cs 9.52         55 ppm Plank & Langmuir 1998
Pelagic Clay 55 Cs 10.4         3 ppm Plank & Langmuir 1998
Pelagic Clay 55 Cs 3.85         56 ppm Plank & Langmuir 1998
Pelagic Clay 55 Cs 6.6           ppm Elliot et al. 1997
Pelagic Clay   Rb/Cs 16.9   1.4     15   Plank & Langmuir 1998
Pelagic Clay   Rb/Cs 11.8   1     9   Plank & Langmuir 1998
Pelites 55 Cs 7.43         1341 ppm Gao et al. 1998
Pelites 55 Cs 3.7         69 ppm Gao et al. 1998
Pena Blanca Spring Aubrite 55 Cs 220           ng/g Mittlefehldt 2004 Wolf et al. 1983
Lodders et al. 1993
Peru Trench 55 Cs 1.49           ppm Plank & Langmuir 1998
Phanerozoic Flood Basalts 55 Cs 0.93         36 ppm Farmer 2004 Hooper & Hawkesworth 1993
Phanerozoic Flood Basalts 55 Cs 0.77         9 ppm Farmer 2004 Wooden et al. 1993
Phanerozoic Flood Basalts 55 Cs 1.4         7 ppm Farmer 2004 Wooden et al. 1993
Philip Trench 55 Cs 1.25           ppm Plank & Langmuir 1998
Primitive Mantle 55 Cs 88           ppb Hofmann & White 1983 Ganapathy & Anders 1974
Primitive Mantle 55 Cs 31           ppb Hofmann & White 1983 Ringwood & Kesson 1977
Primitive Mantle 55 Cs 13           ppb Hofmann & White 1983 Smith 1977
Primitive Mantle 55 Cs 24           ppb Hofmann & White 1983 Sun & Nesbitt 1977
Primitive Mantle 55 Cs 0.19           ppb Hofmann & White 1983 Palme et al. 1981
Primitive Mantle 55 Cs       8 17   ppb Hofmann & White 1983 Sun 1982
Primitive Mantle 55 Cs 7.7           ppb Hofmann & White 1983
Primitive Mantle 55 Cs 0.0268           ppm Hofmann 1988 Hart & Zindler 1986
Primitive Mantle 55 Cs 0.0268           ppm Wedepohl & Hartmann 1994 Hofmann 1988
Primitive Mantle 55 Cs 13           ppb Hofmann & White 1983 Larimer 1971
Primitive Mantle 55 Cs 21   8.4       ppb McDonough & Sun 1995
Primitive Mantle 55 Cs 18   9       ppb Palme & O'Neill 2004 McDonough et al. 1992
Primitive Mantle 55 Cs 18           ppb Palme & O'Neill 2004 McDonough et al. 1992
Primitive Mantle   Rb/Cs 20             Gao et al. 1998 Hofmann 1988
Protolith Gabbros at ODP Site 735 55 Cs 4.1         8 ppb Hart et al. 1999
Qingzhen Enstatite Chondrite 55 Cs         540   ng/g Grossman et al. 1985
Radiolarian Clay 55 Cs 5.43         11 ppm Plank & Langmuir 1998
Radiolarian Clay 55 Cs 6.93         8 ppm Plank & Langmuir 1998
Radiolarian Clay 55 Cs 6.93         8 ppm Plank & Langmuir 1998
Radiolarian Clay 55 Cs 4.97         2 ppm Plank & Langmuir 1998
Radiolarites 55 Cs 2           ppm Elliot et al. 1997
Radiolarites 55 Cs 1.96         4 ppm Plank & Langmuir 1998
Radiolarites 55 Cs 2.22         17 ppm Plank & Langmuir 1998
Radiolarites   Rb/Cs 15.5   2.01     7   Plank & Langmuir 1998
Red Clay   Rb/Cs 18.1   2.8     54   Plank & Langmuir 1998
Rifted Continental Margins 55 Cs 3           ppm Rudnick & Fountain 1995
Rifted Continental Margins 55 Cs 0.2           ppm Rudnick & Fountain 1995
River Particulates 55 Cs 6           µg/g Martin & Meybeck 1979
Rivers 55 Cs 0.02           ppb Hart & Staudigel 1982
Rivers 55 Cs 0.02           ppb Li 1982
Ryuku Trench 55 Cs 5.45           ppm Plank & Langmuir 1998
Scotia Island Basalt 55 Cs 0.11         11 ppm Kelemen et al. 2004
Seawater 55 Cs 0.0022             Broeker & Peng 1982
Seawater 55 Cs 0.3           ng/kg Quinby-Hunt & Turekian 1983 Brass & Turekian 1974
Seawater 55 Cs 0.3           ppb Hart & Staudigel 1982
Seawater 55 Cs 2             Palmer & Edmond 1989
Seawater 55 Cs 306             Li 1991 Whitfield & Turner 1987
Seawater 55 Cs 0.4           ppb Li 1982
Seawater 55 Cs 2.2             Bruland 1983
Sera de Mage Eucrite 55 Cs 2.1           ppb Morgan et al. 1978 Laul et al. 1972
Sera de Mage Eucrite 55 Cs 1           ppb Morgan et al. 1978
Sera de Mage Eucrite 55 Cs 2.1           ppb Laul et al. 1972
Serra De Mage Eucrite 55 Cs 1           ng/g Mittlefehldt 2004 Barrat et al. 2000
McCarthy et al. 1973
Shergotty Meteorite 55 Cs 440   50       ppb McSween, Jr. 2004 Lodders 1998
Shergotty Shergottite 55 Cs 380           ppb Laul et al. 1972
Silicate Earth 55 Cs 21   8.4       ppb McDonough & Sun 1995
Silicate Earth 55 Cs 0.023           ppm McDonough et al. 1992 Sun 1982
Sun & McDonough 1989
McDonough & Frey 1989
Silicate Earth 55 Cs 0.021           ppm McDonough 2004
Silicate Earth 55 Cs 0.018           ppm McDonough et al. 1992 Taylor & McLennan 1985
Silicate Earth 55 Cs 0.0268           ppm McDonough et al. 1992 Hofmann 1988
Silicate Earth 55 Cs 0.009           ppm McDonough et al. 1992 Jagoutz et al. 1979
Wanke et al. 1984
Silicate Earth 55 Cs 0.021           µg/g McDonough 1998
Silicate Earth   Rb/Cs 31             McDonough et al. 1992 Taylor & McLennan 1985
Silicate Earth   Rb/Cs 28             McDonough et al. 1992 Sun 1982
Sun & McDonough 1989
McDonough & Frey 1989
Silicate Earth   Rb/Cs 20             McDonough et al. 1992 Hofmann 1988
Silicate Earth   Rb/Cs 81             McDonough et al. 1992 Jagoutz et al. 1979
Wanke et al. 1984
Silicified Limestone 55 Cs 0.2           ppm Plank & Langmuir 1998
Silty Mud 55 Cs 3.69         16 ppm Plank & Langmuir 1998
Sioux County Eucrite 55 Cs 9           ng/g Mittlefehldt 2004 Barrat et al. 2000
McCarthy et al. 1973
Sioux County Eucrite 55 Cs 7.9           ppb Laul et al. 1972
Smectites & Palagonites 55 Cs 0.387           µg/g Hart & Staudigel 1982
Solar System 55 Cs 0.372   0.02232     18   Anders & Ebihara 1982
Solar System 55 Cs 0.372   0.0208     20   Anders & Grevesse 1989
Solar System 55 Cs 0.39             Anders & Ebihara 1982 Cameron 1982
Solid Earth 55 Cs 0.035           µg/g McDonough 1998
Solid Earth 55 Cs 0.035           ppm McDonough 2004
South Antilles Trench 55 Cs 10.83           ppm Plank & Langmuir 1998
South Margin of North China Craton 55 Cs 1.63           ppm Gao et al. 1998
South Margin of North China Craton 55 Cs 1.7           ppm Gao et al. 1998
South Margin of North China Craton 55 Cs 1.43           ppm Gao et al. 1998
South Margin of North China Craton 55 Cs 1.21           ppm Gao et al. 1998
South Margin of North China Craton 55 Cs 1.19           ppm Gao et al. 1998
South Qinling Belt in China 55 Cs 2.75           ppm Gao et al. 1998
South Qinling Belt in China 55 Cs 2.96           ppm Gao et al. 1998
South Qinling Belt in China 55 Cs 1.61           ppm Gao et al. 1998
South Qinling Belt in China 55 Cs 2.9           ppm Gao et al. 1998
South Sandwich Trench 55 Cs 5.46           ppm Plank & Langmuir 1998
Spinel Peridotites 55 Cs 10 1.5 16     17 ppb McDonough 1990
Stannern Eucrite 55 Cs 16           ng/g Mittlefehldt 2004 Barrat et al. 2000
McCarthy et al. 1973
Stannern Trend Eucrites 55 Cs 43.5           ppb Laul et al. 1972
Stannern Trend Eucrites 55 Cs 16.2           ppb Laul et al. 1972
Subducted Sediment 55 Cs 3.48   0.5       ppm Plank & Langmuir 1998
Subducted Sediment   Rb/Cs 15.4   0.61     135   Plank & Langmuir 1998
Sumatra Trench 55 Cs 5.28           ppm Plank & Langmuir 1998
Talkeetna Arc Plutonic Rocks 55 Cs 1.301   0.064     13 ppm Kelemen et al. 2004
Talkeetna Arc Plutonic Rocks 55 Cs 0.202   0.025     7 ppm Kelemen et al. 2004
Talkeetna Arc Plutonic Rocks 55 Cs 0.932   0.046     42 ppm Kelemen et al. 2004
Talkeetna Arc Plutonic Rocks 55 Cs 0.256   0.022     16 ppm Kelemen et al. 2004
Talkeetna Arc Plutonic Rocks 55 Cs 0.469   0.017     31 ppm Kelemen et al. 2004
Talkeetna Arc Plutonic Rocks 55 Cs 0.607   0.166     6 ppm Kelemen et al. 2004
Terrigenous Sediments   Rb/Cs 14.8   1.1     3   Plank & Langmuir 1998
Terrigenous Sediments   Rb/Cs 14.5   2.2     15   Plank & Langmuir 1998
Tonalites 55 Cs 3.2           ppm Wedepohl 1995
Tonalites-Trondhjemites-Granodiorites 55 Cs 1.69         553 ppm Gao et al. 1998
Tonalites-Trondhjemites-Granodiorites 55 Cs 2.7         641 ppm Gao et al. 1998
Tonga Trench 55 Cs 2.36           ppm Plank & Langmuir 1998
Tongan Basalts 55 Cs 1.34         5 ppm Kelemen et al. 2004
Transitional Mid-Ocean Ridge Basalts 55 Cs 0.04           ppm Klein 2004 Lehnert 2000
Turbidites 55 Cs 2.12         4 ppm Plank & Langmuir 1998
Turbidites 55 Cs 5.34         4 ppm Plank & Langmuir 1998
Upper Continental Crust 55 Cs 4.9   1.5       µg/g Rudnick & Gao 2004
Upper Continental Crust 55 Cs 5.8           ppm Wedepohl 1995
Upper Continental Crust 55 Cs 3.7           ppm Taylor & McLennan 1995
Upper Continental Crust 55 Cs 7.3   0.29       ppm Plank & Langmuir 1998
Upper Continental Crust 55 Cs 3.7           ppm Taylor et al. 1983 Taylor & McLennan 1981
Upper Continental Crust 55 Cs 5.8           µg/g Rudnick & Gao 2004 Wedepohl 1995
Upper Continental Crust 55 Cs 4.9           µg/g Rudnick & Gao 2004
Upper Continental Crust 55 Cs 3.55           µg/g Rudnick & Gao 2004 Gao et al. 1998
Upper Continental Crust 55 Cs 73           µg/g Rudnick & Gao 2004 Plank & Langmuir 1998
Upper Continental Crust 55 Cs 4.6           µg/g Rudnick & Gao 2004 Taylor & McLennan 1985
Taylor & McLennan 1995
Upper Continental Crust 55 Cs 0.173           ppm Hart et al. 1999 Staudigel et al. 1995
Smith et al. 1995
Hart & Staudigel 1989
Staudigel et al. 1989
Upper Continental Crust   Rb/Cs 20             Rudnick & Fountain 1995
Upper Continental Crust   Rb/Cs 52.3             Hart et al. 1999 Staudigel et al. 1995
Smith et al. 1995
Hart & Staudigel 1989
Staudigel et al. 1989
Vanuatu Trench 55 Cs 0.85           ppm Plank & Langmuir 1998
Volcanoclastic Sediment 55 Cs 0.83         15 ppm Plank & Langmuir 1998
Volcanoclastic Turbidites 55 Cs 0.3           ppm Elliot et al. 1997
Volcanoclastic Turbidites 55 Cs 0.91         43 ppm Plank & Langmuir 1998
Volcanoclastic Turbidites 55 Cs 0.26         13 ppm Plank & Langmuir 1998
Washougal Howardite 55 Cs 4.8           ppb Laul et al. 1972
Watson IIE Iron 55 Cs 1110           ng/g Mittlefehldt 2004 Olsen et al. 1994
Y-74450 Eucrites 55 Cs 19           ng/g Mittlefehldt 2004 Wanke et al. 1977
Y-791491 Lodranite 55 Cs 90           ng/g Mittlefehldt 2004 Weigel et al. 1999
Yangtze Craton 55 Cs 5.22           ppm Gao et al. 1998
Yangtze Craton 55 Cs 1.72           ppm Gao et al. 1998
Yangtze Craton 55 Cs 4.1           ppm Gao et al. 1998
Yangtze Craton 55 Cs 3.34           ppm Gao et al. 1998
Yangtze Craton 55 Cs 3.59           ppm Gao et al. 1998
Zagami Shergottite 55 Cs 336           ppb Laul et al. 1972
Zeolite Clay 55 Cs 5.04         3 ppm Plank & Langmuir 1998
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