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)
Spinel Peridotites 77 Ir 3.7 3 0.9     34 ppb McDonough 1990
Primitive Mantle 77 Ir   3.3         ppm McDonough 1991 McDonough & Frey 1989
Sun 1982
Periodotite Section in Ophiolites 77 Ir   3.5         ppm McDonough 1991
Spinel Peridotites 77 Ir   3.7         ppm McDonough 1991 Maaloe & Aoki 1975
Jordan 1979
Boyd 1989
McDonough 1990
Garnet Peridotites 77 Ir   3.8         ppm McDonough 1991 Maaloe & Aoki 1975
Jordan 1979
Boyd 1989
McDonough 1990
Acapulcoite Primitive Achondrites 77 Ir 536           ng/g Mittlefehldt 2004 Yanai & Kojima 1991
Zipfel et al. 1995
ALH 77005 Meteorite 77 Ir 3.9   0.3       ppb McSween, Jr. 2004 Lodders 1998
ALH 84001 Meteorite 77 Ir 0.08           ppb McSween, Jr. 2004 Lodders 1998
ALH 84025 Brachinite 77 Ir 123           ng/g Mittlefehldt 2004 Warren & Kallemeyn 1989a
ALHA 77257 Urelite 77 Ir 184           ng/g Mittlefehldt 2004 Jarosewich 1990
Warren & Kallemeyn 1992
Spitz & Boynton 1991
ALHA 81101 Urelite 77 Ir 37           ng/g Mittlefehldt 2004 Warren & Kallemeyn 1992
Spitz & Boynton 1991
ALHA77081 Acapulcoite 77 Ir 840           ng/g Mittlefehldt 2004 Schultz et al. 1982
Allende Meteorite 77 Ir 940           ng/g Grossman & Wasson 1985
Angra dos Reis Angrite 77 Ir 2.6           ppb Laul et al. 1972
Aubres Aubrite 77 Ir 0.822           ng/g Mittlefehldt 2004 Easton 1985
Wolf et al. 1983
Barea Mesosiderite 77 Ir 21.4           ng/g Mittlefehldt 2004 Mason & Jarosewich 1973
Mittlefehldt in press
Bereba Eucrite 77 Ir 0.7           ppb Laul et al. 1972
Bereba Eucrite 77 Ir 0.7           ppb Laul et al. 1972
Bialystok Howardite 77 Ir 5.74           ppb Laul et al. 1972
Brachina Brachinite 77 Ir 135           ng/g Mittlefehldt 2004 Nehru et al. 1983
CAI Inclusions Allende Meteorite 77 Ir 9.56   0.2868       ppm Bischoff & Palme 1987
Carbonaceous Chondrites   Os/Ir 1.07   0.04         McDonough & Sun 1995
Chassigny Achondrite 77 Ir 1.85           ppb Janssens et al. 1987 Treiman et al. 1986
Chassigny Achondrite 77 Ir 6           ppm Boynton et al. 1976
Chassigny Meteorite 77 Ir 2.1   0.4       ppb McSween, Jr. 2004 Lodders 1998
Chaunskij Mesosiderite 77 Ir 18.8           ng/g Mittlefehldt 2004 Mittlefehldt in press
Petaev et al. 2000
CI Chondrites 77 Ir 481           ppb Janssens et al. 1987 Anders & Ebihara 1982
CI Chondrites 77 Ir 460           ppb McDonough & Sun 1995 Wasson & Kallemeyn 1988
CI Chondrites 77 Ir 480           ppb McDonough & Sun 1995 Palme 1988
CI Chondrites 77 Ir 455           ppb McDonough & Sun 1995
CI Chondrites 77 Ir 481   29.3     36 ppb Anders & Grevesse 1989
CI Chondrites 77 Ir 480   19.2       ppb Palme & O'Neill 2004 Palme & Jones 2004
CI Chondrites 77 Ir 0.48   0.0192       ppm Palme & Jones 2004 Palme & Beer 1993
Jochum 1996
CI Chondrites 77 Ir 0.481           ppm Palme & Jones 2004 Anders & Grevesse 1989
CI Chondrites 77 Ir 1.36   0.02         Palme & Jones 2004
CI Chondrites   Os/Ir 1.077             McDonough & Sun 1995
Constantinople Eucrite 77 Ir 0.31           ppb Laul et al. 1972
Constantinople Eucrite 77 Ir 0.31           ppb Laul et al. 1972
Continental Crust 77 Ir 0.05           ng/g Rudnick & Gao 2004 Wedepohl 1995
Continental Crust 77 Ir 0.037           ng/g Rudnick & Gao 2004 Rudnick & Fountain 1995
Continental Crust 77 Ir 0.037           ng/g Rudnick & Gao 2004
Continental Crust 77 Ir 0.05           ppb Wedepohl 1995
Continental Crust 77 Ir 0.1           ppb Taylor & McLennan 1995
Continental Crust 77 Ir 0.1           ng/g Rudnick & Gao 2004 Taylor & McLennan 1985
Taylor & McLennan 1995
Continental Crust 77 Ir 0.1           ppb Palme & O'Neill 2004 Rudnick & Gao 2004
Core 77 Ir 2.6           µg/g McDonough 1998
Core 77 Ir 2.6           ppm McDonough 2004
Depleted Mantle 77 Ir 0.0075             Jones & Drake 1986 Morgan et al. 1980
Depleted Mantle 77 Ir 2.9   0.58       ppb Salters & Stracke 2004
Dyalpur Ureilite 77 Ir 218           ppb Janssens et al. 1987 Higuchi et al. 1976
EET 83309 Urelite 77 Ir 249           ng/g Mittlefehldt 2004 Warren & Kallemeyn 1989b
EET 84302 Acapulcoite 77 Ir 2125           ng/g Mittlefehldt 2004 Weigel et al. 1999
Enstatite Chondrites   Os/Ir 1.15   0.06         McDonough & Sun 1995
Frankfort Howardite 77 Ir 3.5           ppb Laul et al. 1972
Frankfort Howardites 77 Ir 4.1           ng/g Mittlefehldt 2004 McCarthy et al. 1972
Palme et al. 1978
Garnet Peridotites   Ni/Ir 630000   290000         McDonough 1991
Gibson Lodranite 77 Ir 1220           ng/g Mittlefehldt 2004 Weigel et al. 1999
Goalpara Ureilite 77 Ir 80   10       ppm Boynton et al. 1976
Goalpara Ureilite 77 Ir 77.4           ppb Janssens et al. 1987 Higuchi et al. 1976
Greywackes 77 Ir 0.05           ppb Wedepohl 1995
Havero Ureilite 77 Ir 248           ppb Janssens et al. 1987 Higuchi et al. 1976
Havero Ureilite Vein Metal 77 Ir 1400           ppb Janssens et al. 1987
Havero Urelite 77 Ir 240           ng/g Mittlefehldt 2004 Wanke et al. 1972
IAB Campo del Cielo 77 Ir 740           ng/g Mittlefehldt 2004 Bild 1977
IAB Iron Meteorites 77 Ir 2           µg/g Haack & McCoy 2004 Chabot & Drake 2000
Jones & Drake 1983
IAB Landes 77 Ir 700           ng/g Mittlefehldt 2004 Bild 1977
IAB Udei Station 77 Ir 37           ng/g Mittlefehldt 2004 Kallemeyn & Wasson 1985
IIAB Iron Meteorites 77 Ir 12.5           µg/g Haack & McCoy 2004 Chabot & Drake 2000
Jones & Drake 1983
IIAB Iron Meteorites 77 Ir 1.3           µg/g Haack & McCoy 2004 Chabot & Drake 2000
Jones & Drake 1983
IIIAB Iron Meteorites 77 Ir 5           µg/g Haack & McCoy 2004 Chabot & Drake 2000
Jones & Drake 1983
IIIAB Iron Meteorites 77 Ir 3.2           µg/g Haack & McCoy 2004 Chabot & Drake 2000
Jones & Drake 1983
IVA Iron Meteorites 77 Ir 1.8           µg/g Haack & McCoy 2004 Chabot & Drake 2000
Jones & Drake 1983
IVA Iron Meteorites 77 Ir 1.8           µg/g Haack & McCoy 2004 Chabot & Drake 2000
Jones & Drake 1983
IVB Iron Meteorites 77 Ir 18           µg/g Haack & McCoy 2004 Chabot & Drake 2000
Jones & Drake 1983
IVB Iron Meteorites 77 Ir 22           µg/g Haack & McCoy 2004 Chabot & Drake 2000
Jones & Drake 1983
Johnstown Diogenite 77 Ir 6.4           ng/g Mittlefehldt 2004 Wanke et al. 1977
Jonzac Eucrite 77 Ir 0.46           ppb Laul et al. 1972
Jonzac Eucrite 77 Ir 0.46           ppb Laul et al. 1972
Juvinas Eucrite 77 Ir 27000           ppt Morgan et al. 1978 Wanke et al. 1972
Juvinas Eucrite 77 Ir 28           ppt Morgan et al. 1978
Juvinas Eucrite 77 Ir 4.1           ppb Laul et al. 1972
Juvinas Eucrite 77 Ir 4.1           ppb Laul et al. 1972
Kapoeta Howardites 77 Ir 20           ng/g Mittlefehldt 2004 Wanke et al. 1972
Kenna Ureilite 77 Ir 560   20       ppm Boynton et al. 1976
Kenna Ureilite 77 Ir 598         1 ppb Janssens et al. 1987
Kenna Ureilite Vein Metal 77 Ir 740           ppb Janssens et al. 1987
Komatiites   Ni/Ir 1000000             McDonough 1991
Lafayette Nakhlite 77 Ir 0.13           ppb Laul et al. 1972
LL Ordinary Chondrites 77 Ir 330           ng/g Grossman & Wasson 1985
Lower Continental Crust 77 Ir 0.13           ng/g Rudnick & Gao 2004 Taylor & McLennan 1985
Taylor & McLennan 1995
Lower Continental Crust 77 Ir 0.05           ng/g Rudnick & Gao 2004 Taylor & McLennan 1985
Lower Continental Crust 77 Ir 0.13           ppb Taylor & McLennan 1995
MAC 88177 Lodranite 77 Ir 31           ng/g Mittlefehldt 2004 Weigel et al. 1999
Macibini Eucrites 77 Ir 0.7           ng/g Mittlefehldt 2004 McCarthy et al. 1973
Buchanan et al. 2000b
Malvern Howardites 77 Ir 9           ng/g Mittlefehldt 2004 Palme et al. 1978
Manganese Nodules 77 Ir 0.007           ppm Li 1991 Baturin 1988
Marine Organisms 77 Ir 2e-05           ppm Li 1991 Bowen 1979

Marine Pelagic Clay 77 Ir 0.0004           ppm Li 1991 Turekian & Wedepohl 1961
Goldberg et al. 1986
Marine Shales 77 Ir 8e-05           ppm Li 1991 Turekian & Wedepohl 1961
Fenner & Presley 1984
META 78008 Urelite 77 Ir 340           ng/g Mittlefehldt 2004 Warren & Kallemeyn 1992
Miles IIE Iron 77 Ir 30           ng/g Mittlefehldt 2004 Ebihara et al. 1997
Miles IIE Iron 77 Ir 36           ng/g Mittlefehldt 2004 Ebihara et al. 1997
Molteno Howardite 77 Ir 31           ppb Laul et al. 1972
Nakhla Meteorite 77 Ir 0.22   0.1       ppb McSween, Jr. 2004 Lodders 1998
Nakhla Nakhlite 77 Ir 17           ppb Laul et al. 1972
North American Shale Composite (NASC) 77 Ir 3.9           ppt Morgan et al. 1978
Novo-Urei Ureilite 77 Ir 467           ppb Janssens et al. 1987 Higuchi et al. 1976
Novo-Urei Ureilite 77 Ir 440   5       ppm Boynton et al. 1976
Nuevo Laredo Eucrite 77 Ir 0.083           ng/g Mittlefehldt 2004 Warren & Jerde 1987
Oceans Surface water 77 Ir 0.1             Quinby-Hunt & Turekian 1983
Ordinary Chondrites   Os/Ir 1.07   0.03         McDonough & Sun 1995
Orgueil Chondrite 77 Ir 420           ng/g Grossman et al. 1985
Orgueil Chondrite 77 Ir 473         26 ppb Anders & Ebihara 1982
Orgueil Chondrite 77 Ir 474         27 ppb Anders & Grevesse 1989
Pena Blanca Spring Aubrite 77 Ir 0.31           ng/g Mittlefehldt 2004 Wolf et al. 1983
Lodders et al. 1993
Periodotite Section in Ophiolites   Ni/Ir 515000   120000         McDonough 1991
Pesyanoe Aubrite 77 Ir 1.34           ppb Laul et al. 1972
Pesyanoe Aubrite 77 Ir 5.15           ppb Laul et al. 1972
Precambrian Canadian Shield 77 Ir 0.024           ppb Shaw et al. 1986
Primitive Mantle 77 Ir 3.2           ppb Palme & O'Neill 2004 Morgan et al. 2001
Primitive Mantle 77 Ir 3.2   0.32       ppb Palme & O'Neill 2004 Morgan et al. 2001
Primitive Mantle 77 Ir 3.2   0.96       ppb McDonough & Sun 1995
Primitive Mantle   Ni/Ir 570000             McDonough 1991
Qingzhen Enstatite Chondrite 77 Ir 668           ng/g Grossman et al. 1985
QUE 94201 Meteorite 77 Ir 3           ppb McSween, Jr. 2004 Lodders 1998
Seawater 77 Ir 0.18           ng/kg Goldberg et al. 1986
Seawater 77 Ir 0.002             Li 1991 Whitfield & Turner 1987
Goldberg et al. 1986
Sera de Mage Eucrite 77 Ir 2.2           ppt Morgan et al. 1978
Sera de Mage Eucrite 77 Ir 53           ppb Laul et al. 1972
Sera de Mage Eucrite 77 Ir 53           ppb Laul et al. 1972
Shallowater Aubrite 77 Ir 380           ng/g Mittlefehldt 2004 Easton 1985
Keil et al. 1989
Shergotty Meteorite 77 Ir 0.057   0.025       ppb McSween, Jr. 2004 Lodders 1998
Shergotty Shergottite 77 Ir 1.55           ppb Laul et al. 1972
Silicate Earth 77 Ir 3.2   0.96       ppb McDonough & Sun 1995
Silicate Earth 77 Ir 0.003           µg/g McDonough 1998
Silicate Earth 77 Ir 0.003           ppm McDonough 2004
Solar Photosphere 77 Ir 1.35   0.1         Anders & Grevesse 1989
Solar Photosphere 77 Ir 1.35   0.1         Palme & Jones 2004 Grevesse & Sauval 1998
Solar System 77 Ir 0.66   0.04158     35   Anders & Ebihara 1982
Solar System 77 Ir 0.72             Anders & Ebihara 1982 Cameron 1982
Solar System 77 Ir 0.661   0.04032     36   Anders & Grevesse 1989
Solid Earth 77 Ir 0.9           ppm McDonough 2004
Solid Earth 77 Ir 0.9           µg/g McDonough 1998
Spinel Peridotites   Ni/Ir 600000   140000         McDonough 1991
Stannern Trend Eucrites 77 Ir 0.12           ppb Laul et al. 1972
Stannern Trend Eucrites 77 Ir 0.12           ppb Laul et al. 1972
Upper Continental Crust 77 Ir 0.02           ppb Taylor & McLennan 1995
Upper Continental Crust 77 Ir 0.022   0.007       ng/g Rudnick & Gao 2004 see text
Upper Continental Crust 77 Ir 0.022           ng/g Rudnick & Gao 2004
Upper Continental Crust 77 Ir 0.02           ng/g Rudnick & Gao 2004 Shaw et al. 1967
Shaw et al. 1976
Upper Continental Crust 77 Ir 0.022           ng/g Rudnick & Gao 2004 Peucker-Eherenbrink & Jahn 2001
Upper Continental Crust 77 Ir 0.02           ng/g Rudnick & Gao 2004 Taylor & McLennan 1985
Taylor & McLennan 1995
Ureilite Primitive Achondrites 77 Ir 159           ppm Boynton et al. 1976 Mason 1971
Ureilite Primitive Achondrites 77 Ir 240           ppm Boynton et al. 1976 Mason 1971
Ureilite Rock Metal 77 Ir         2.3 5 ppm Janssens et al. 1987
Ureilite Vein Metal 77 Ir 36         5 ppm Janssens et al. 1987
Washougal Howardite 77 Ir 17           ppb Laul et al. 1972
Watson IIE Iron 77 Ir 29.2           ng/g Mittlefehldt 2004 Olsen et al. 1994
Winonaite Pontlyfni 77 Ir 586           ng/g Mittlefehldt 2004 Graham et al. 1977
Davis et al. 1977
Winonaite Tierra Blanca 77 Ir 1140           ng/g Mittlefehldt 2004 Kallemeyn & Wasson 1985
Jarosweich 1990
Y-791491 Lodranite 77 Ir 2020           ng/g Mittlefehldt 2004 Weigel et al. 1999
Zagami Shergottite 77 Ir 0.1           ppb Laul et al. 1972
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