The composition of the Earth

Chemical Geology - Tập 120 Số 3-4 - Trang 223-253 - 1995
W. F. McDonough1, Shen‐Su Sun2,1
1Research School of Earth Sciences, The Australian National University, Canberra, ACT 0200, Australia
2Australian Geological Survey Organisation, GPO Box 378, Canberra, ACT, 2601, Australia

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Agee, 1993, Petrology of the mantle transition zone, Annu. Rev. Earth Planet. Sci., 21, 19, 10.1146/annurev.ea.21.050193.000315

Allègre, 1980, Osmium isotopes as petrogenetic and geological tracers, Earth Planet. Sci. Lett., 48, 148, 10.1016/0012-821X(80)90177-6

Anders, 1982, Solar-system abundances of the elements, Geochim. Cosmochim. Acta, 46, 2363, 10.1016/0016-7037(82)90208-3

Anders, 1989, Abundances of the elements: meteoritic and solar, Geochim. Cosmochim. Acta, 53, 197, 10.1016/0016-7037(89)90286-X

Anderson, 1983, Chemical composition of the mantle, J. Geophys. Res. (Suppl.), 88, B41, 10.1029/JB088iS01p00B41

Anderson, 1989, Theory of the Earth, 366

Anderson, 1967, The composition of the terrestrial planets, Earth Planet. Sci. Lett., 3, 19, 10.1016/0012-821X(67)90005-2

Baedecker, 1971, Trace element studies of rocks and soils from Oceanus Procellarum and Mare Tranquillitatis, 2, 1037

Bailey, 1978, A low-Li geochemical province in the NE Atlantic, Lithos, 11, 73, 10.1016/0024-4937(78)90032-4

Beer, 1984, Neutron capture cross sections and solar abundances of 160,161Dy, 170,171Yb, 175,176Lu, and 176,177Hf for the s-process analysis of the radionuclide 176Lu, Phys. Rev. C, 30, 464, 10.1103/PhysRevC.30.464

Bell, 1992, Water in the Earth's mantle: the role of nominally anhydrous minerals, Science, 255, 1391, 10.1126/science.255.5050.1391

Birch, 1952, Elasticity and constitution of the earth's interior, J. Geophys. Res., 57, 227, 10.1029/JZ057i002p00227

Blum, 1982, Instrumentelle Neutronenaktivierung zum Studium der Elementverteilung in dem Mineralphasen von Mantelgesteinen

Bodinier, 1988, Geochemistry and petrogenesis of the Lanzo peridotite body, western Alps, Tectonophysics, 149, 67, 10.1016/0040-1951(88)90119-9

Brey, 1983, Partitioning of Cr, Mn, V and Ni between Fe-melt, magnesiowüstite and olivine at high pressures and temperatures, Lunar Planet. Sci., 14, 71

Brown, 1986, Phase transitions, Grüneisen parameter and elasticity for shocked iron between 77 GPa and 400 GPa, J. Geophys. Res., 91, 7484, 10.1029/JB091iB07p07485

Brügmann, 1987, Noble metal abundances in komatiite suites from Alexo, Ontario, and Gorgona island, Colombia, Geochim. Cosmochim. Acta, 51, 2159, 10.1016/0016-7037(87)90265-1

BVSP (Basaltic Volcanism Study Project), 1981, Basaltic Volcanism on the Terrestrial Planets, 1286

Byers, 1984, Volatile contents and ferric-ferrous ratios of basalt, ferro-basalt and andesite and rhyodacite glasses from the Galapagos 95.5°W propogating rift, Geochim. Cosmochim. Acta, 48, 2239, 10.1016/0016-7037(84)90220-5

Chaussidon, 1994, Boron content and isotopic composition of oceanic basalts: geochemical and cosmochemical implications, Earth Planet Sci. Lett., 121, 277, 10.1016/0012-821X(94)90073-6

Chou, 1978, Fractionation of siderophile elements in the earth's upper mantle, 219

Chou, 1983, Siderophile trace elements in the Earth's oceanic crust and upper mantle, J. Geophys. Res., 88, A507, 10.1029/JB088iS02p0A507

Clark, 1964, Density distribution and constitution of the mantle, Rev. Geophys., 2, 35, 10.1029/RG002i001p00035

Clayton, 1977, Genetic relations among meteorities and planets, 545

Creager, 1984, Slab penetration into the lower mantle, J. Geophys. Res., 89, 3031, 10.1029/JB089iB05p03031

Creager, 1986, Slab penetration into the lower mantle beneath the Mariana and other island arcs of the northwest Pacific, J. Geophys. Res., 91, 3573, 10.1029/JB091iB03p03573

Davies, 1992, Mantle convection, J. Geol., 100, 151, 10.1086/629582

Déruelle, 1992, Iodine abundances in oceanic basalts: implications for Earth dynamics, Earth Planet. Sci. Lett., 108, 217, 10.1016/0012-821X(92)90024-P

Des Marais, 1985, Carbon exchange between the mantle and crust, and its effect upon the atmosphere: today compared to Archean time, 602

Downes, 1987, Textural, isotopic and REE variations in spinel peridotite xenoliths, Massif Central, France, Earth Planet. Sci. Lett., 82, 121, 10.1016/0012-821X(87)90112-9

Drake, 1989, V, Cr, and Mn in the Earth, Moon, EPB and SPB and the origin of the Moon: experimental studies, Geochim. Cosmochim. Acta, 53, 2101, 10.1016/0016-7037(89)90328-1

Dreibus, 1979, On the chemical composition of the moon and the eucrite parent body and comparison with composition of the Earth: the case of Mn, Cr and V, Lunar Planet. Sci., 10, 315

Dreibus, 1976, Lithium as a correlated element, its condensation behaviour and its use to estimate the bulk composition of the Moon and of the Eucrite Parent Body, 3383

Dreibus, 1983, Distribution of Cl, Br and iodine in mantle and crust, Terra Cognita, 3, 122

Dreibus, 1993, Sulfur and selenium in chondritic meteorites, Meteoritics, 28, 343

Flanagan, 1982, Mercury in geologic reference samples, Geostand. Newslett., 6, 25, 10.1111/j.1751-908X.1982.tb00343.x

Frey, 1985, The Ronda high temperature peridotite: geochemistry and petrogenesis, Geochim. Cosmochim. Acta, 49, 2469, 10.1016/0016-7037(85)90247-9

Frey, 1991, Compositional variations within the lower layered zone of the Horoman peridotite, Hokkaido, Japan: constraints on models for melt-solid segregation, J. Petrol., Spec. Iss. on Lherzolites, 221

Ganapathy, 1974, Bulk composition of the moon and earth, estimated from meteorites, 2, 1181

Garuti, 1984, Sulfide mineralogy and chalcophile and siderophile element abundances in the Ivrea-Verbano mantle peridotites (Western Italian Alps), Earth Planet. Sci. Lett., 70, 69, 10.1016/0012-821X(84)90210-3

Gast, 1960, Limitations on the composition of the upper mantle, J. Geophys. Res., 65, 1287, 10.1029/JZ065i004p01287

Green, 1979, Petrogenesis of mid-ocean ridge basalts, 265

Gruau, 1990, Aluminum depletion in komatiites and garnet fractionatation in the early Archean mantle: Hafnium isotopic constraints, Geochim. Cosmochim. Acta, 54, 3095, 10.1016/0016-7037(90)90125-5

Hager, 1989, Long-wavelength variations in the Earth's geoid: physical models and dynamical implications, Philos. Trans. R. Soc. London, Ser. A, 328, 309, 10.1098/rsta.1989.0038

Haggerty, 1991, Emplacement and implications of ultra-deep xenoliths and diamonds from the transition zone, 157

Hamlyn, 1985, Precious metals in magnesian low-Ti lavas: implications for melaogenesis and sulfur saturation in primary magmas, Geochim. Cosmochim. Acta, 49, 1797, 10.1016/0016-7037(85)90150-4

Harris, 1994, Pyrope-almandine garnet in lower mantle mineral parageneses from São Luiz, Brazil, 192

Hart, 1986, In search of a bulk-Earth composition, Chem. Geol., 57, 247, 10.1016/0009-2541(86)90053-7

Hertogen, 1980, Trace elements in ocean ridge basalt glasses: implications for fractionation during mantle evolution and petrogenesis, Geochim. Cosmochim. Acta, 44, 2125, 10.1016/0016-7037(80)90209-4

Higgins, 1984, Boron cosmochemistry interpreted from abundances in mantle xenoliths, Nature (London), 308, 172, 10.1038/308172a0

Hofmann, 1983, Ba, Rb and Cs in the Earth's mantle, Z. Naturforsch, 38a, 256, 10.1515/zna-1983-0225

Hofmann, 1986, Nb and Pb in oceanic basalts: new constraints on mantle evolution, Earth Planet. Sci. Lett., 79, 33, 10.1016/0012-821X(86)90038-5

Howard, 1977, Geochemistry of selenium: formation of ferroselite and selenium behaviour in the vicinity of oxidizing sulfide and uranium deposits, Geochim. Cosmochim. Acta, 41, 1665, 10.1016/0016-7037(77)90176-4

Ionov, 1992, Content and isotopic composition of sulphur in ultramafic xenoliths from central Asia, Earth Planet. Sci. Lett., 111, 269, 10.1016/0012-821X(92)90184-W

Ionov, 1993, Garnet peridotite xenoliths from the Vitim volcanic field, Baikal region: the nature of the garnet-spinel peridotite transition zone in the continental mantle, J. Petrol., 34, 1141, 10.1093/petrology/34.6.1141

Jackson, 1983, Some geophysical constraints on the chemical composition of the Earth's lower mantle, Earth Planet. Sci. Lett., 62, 91, 10.1016/0012-821X(83)90073-0

Jagoutz, 1979, The abundances of major, minor and trace elements in the earth's mantle as derived from primitive ultramafic nodules, 2031

Jahn, 1982, Komatiites of the Onverwacht Group, S. Africa: REE geochemistry, SmNd age and mantle evolution, Contrib. Mineral. Petrol., 80, 25, 10.1007/BF00376732

Jambon, 1990, Water in oceanic basalts: evidence for dehydration of recycled crust, Earth Planet. Sci. Lett., 101, 323, 10.1016/0012-821X(90)90163-R

Javoy, 1991, The volatiles record of a “popping” rock from the Mid-Atlantic Ridge at 14°N: chemical and isotopic composition of gas trapped in the vesicles, Earth Planet. Sci. Lett., 107, 598, 10.1016/0012-821X(91)90104-P

Javoy, 1986, Carbon and nitrogen isotopes in the mantle, 57, 41

Jochum, 1983, K, U, and Th in mid-ocean ridge basalt glasses and heat production, K/U and K/Rb in the mantle, Nature (London), 306, 431, 10.1038/306431a0

Jochum, 1993, Tin in mantle-derived rocks: Constraints on Earth evolution, Geochim. Cosmochim. Acta, 57, 3585, 10.1016/0016-7037(93)90141-I

Jones, 1994, Reply to the Comment by W.F. McDonough, A.E. Ringwood, S.-s. Sun, E. Jagoutz and A.W. Hofmann on “Rubidium and cesium in the Earth and the Moon”, Geochim. Cosmochim. Acta, 58, 1387, 10.1016/0016-7037(94)90392-1

Kallemeyn, 1981, The compositional classification of chondrites, I. The carbonaceous chondrites groups, Geochim. Cosmochim. Acta, 45, 1217, 10.1016/0016-7037(81)90145-9

Kallemeyn, 1982, The compositional classification of chondrites, III Ungrouped carbonaceous chondrites, Geochim. Cosmochim. Acta, 46, 2217, 10.1016/0016-7037(82)90196-X

Kallemeyn, 1985, The compositional classification of chondrites, IV. Ungrouped chondritic meteorites and clasts, Geochim. Cosmochim. Acta, 49, 261, 10.1016/0016-7037(85)90209-1

Kallemeyn, 1986, Compositions of enstatite chondrites: implications regarding their formation, Geochim. Cosmochim. Acta, 50, 2153, 10.1016/0016-7037(86)90070-0

Kallemeyn, 1989, Ordinary chondrites: bulk compositions, classification, lithophile element fractionations, and composition-petrographic type relationships, Geochim. Cosmochim. Acta, 53, 2747, 10.1016/0016-7037(89)90146-4

Kallemeyn, 1991, The compositional classification of chondrites, V. The Karoonda (CK) group of carbonaceous chondrites, Geochim. Cosmochim. Acta, 55, 881, 10.1016/0016-7037(91)90348-9

Kallemeyn, 1994, The compositional classification of chondrites, VI. The CR carbonaceous chondrite group, Geochim. Cosmochim. Acta, 58, 2873, 10.1016/0016-7037(94)90121-X

Kato, 1988, Experimental determination of element partitioning between silicate perovskites, garnets and liquids: constraints on early differentiation of the mantle, Earth Planet. Sci. Lett., 89, 123, 10.1016/0012-821X(88)90038-6

Keays, 1982, Archaean gold deposits and their source rocks: the upper mantle connection, 17

Keays, 1978, Precious metals in ocean ridge basalts: implications for basalts as source rocks for gold mineralization, Econ. Geol., 71, 705, 10.2113/gsecongeo.71.4.705

Kesson, 1991, Partitioning of MgO, FeO, NiO, MnO and Cr2O3 between magnesian silicate perovskite and magnesiowüstite: implication for the origin of inclusions in diamond and the composition of the lower mantle, Earth Planet. Sci. Lett., 111, 229, 10.1016/0012-821X(92)90181-T

Kimura, 1974, Distribution of gold and rhenium between nickel-iron and silicate melts: implications for the abundances of siderophile elements on the Earth and Moon, Geochim. Cosmochim. Acta, 38, 683, 10.1016/0016-7037(74)90144-6

Langmuir, 1992, Petrological systematics of mid-ocean ridge basalts: constraints on melt generation beneath ocean ridges, 183

Laul, 1972, Chemical fractionations in meteorites, V. Volatile and siderophile elements in achondrites and ocean ridge basalts, Geochim. Cosmochim. Acta, 36, 329, 10.1016/0016-7037(72)90027-0

Lorand, 1990, Are spinel lherzolite xenoliths representative of the abundance of sulfur in the upper mantle?, Geochim. Cosmochim. Acta, 54, 1487, 10.1016/0016-7037(90)90173-I

Lorand, 1991, Sulphide petrology and sulphur geochemistry of orogenic lherzolites: a comparative study of the Pyrenean bodies (France) and the Lanzo Massif (Italy), J. Petrol., Spec. Iss. on Lherzolite, 77, 10.1093/petrology/Special_Volume.2.77

Lorand, 1993, Comment on “Content and isotopic composition of sulfur in ultramafic xenoliths from central Asia”, Earth Planet. Sci. Lett., 119, 627, 10.1016/0012-821X(93)90067-J

Luck, 1983, 187Re187Os systematics in meteorites and cosmochemical consequences, Nature (London), 302, 130, 10.1038/302130a0

Maaløe, 1977, The major element composition of the upper mantle estimated from the composition of lherzolites, Contrib. Mineral. Petrol., 63, 161, 10.1007/BF00398777

Mao, 1990, Static compression of iron to 300 GPa and Fe0.2Ni0.2 to 260 GPa: implications for composition of the core, J. Geophys. Res., 95, 21737, 10.1029/JB095iB13p21737

Martin, 1991, Osmium isotopic characteristics of mantle-derived rocks, Geochim. Cosmochim. Acta, 55, 1421, 10.1016/0016-7037(91)90318-Y

Marty, 1987, CHe3 in voltatile fluxes from the solid Earth: Implications for carbon geodynamics, Earth Planet. Sci. Lett., 83, 16, 10.1016/0012-821X(87)90047-1

Mathez, 1976, Sulfur solubility and magamtic sulfides in submarine basalt glasses, J. Geophys. Res., 81, 4269, 10.1029/JB081i023p04269

McCammon, 1983, A model for the formation of the Earth's core, 88, A501

McDonough, 1990, Comment on “Abundance and distribution of gallium in some spinel and garnet lherzolites”, Geochim. Cosmochim. Acta, 54, 471, 10.1016/0016-7037(90)90335-I

McDonough, 1990, Constraints on the composition of the continental lithospheric mantle, Earth Planet. Sci. Lett., 101, 1, 10.1016/0012-821X(90)90119-I

McDonough, 1994, Chemical and isotopic systematics of continental lithospheric mantle, 478

McDonough, 1989, REE in upper mantle rocks, 99

McDonough, 1993, Intraplate origin of komatiites inferred from trace elements in glass inclusions, Nature (London), 365, 432, 10.1038/365432a0

McDonough, 1985, Isotopic and geochemical systematics in Tertiary-Recent basalts from southeastern Australia and implications for the evolution of the sub-continental lithosphere, Geochim. Cosmochim. Acta, 49, 2051, 10.1016/0016-7037(85)90063-8

McDonough, 1992, Distribution of titanium and the rare earth elements between peridotitic minerals, Contrib. Mineral. Petrol., 110, 321, 10.1007/BF00310747

McDonough, 1992, Potassium, rubidium and cesium in the Earth and Moon and the evolution of the mantle of the Earth, Geochim. Cosmochim. Acta, 56, 1001, 10.1016/0016-7037(92)90043-I

McDonough, 1994, Comment on “Rudidium and cesium in the Earth and the Moon”, Geochim. Cosmochim. Acta, 58, 1385, 10.1016/0016-7037(94)90391-3

McGoldrick, 1979, Thallium: a sensitive indicator of rock/seawater interaction and of sulfur saturation of silicate melts, Geochim. Cosmochim. Acta, 45, 1303, 10.1016/0016-7037(79)90120-0

Michael, 1988, The concentration, behavior and storage of H2O in the suboceanic upper mantle: Implications for mantle metasomatism, Geochim. Cosmochim. Acta, 52, 555, 10.1016/0016-7037(88)90110-X

Mitchell, 1981, Abundance and distribution of gold, palladium and iridium in some spinel and garnet lherzolites: implications for the nature and origin of precious metal-rich intergranular components in the upper mantle, Geochim. Cosmochim. Acta, 45, 2425, 10.1016/0016-7037(81)90096-X

Moore, 1970, Water content of basalt erupted on the ocean floor, Contrib. Mineral. Petrol., 28, 272, 10.1007/BF00388949

Moore, 1985, Pyroxene solid solution in garnets included in diamond, Nature (London), 335, 784

Morgan, 1985, Osmium isotope constraints on Earth's late accretionary history, Nature (London), 317, 703, 10.1038/317703a0

Morgan, 1986, Ultramafic xenoliths: Clues to Earth's late accretionary history, J. Geophys. Res., 91, 12375, 10.1029/JB091iB12p12375

Morgan, 1980, Chemical composition of Earth, Venus, and Mercury, 77, 6973

Newsom, 1986, Siderophile and chalcophile element abundances in oceanic basalts, Pb isotope evolution and growth of the Earth's core, Earth Planet. Sci. Lett., 80, 299, 10.1016/0012-821X(86)90112-3

Nishimura, 1964, Zinc in meteorites, Geochim. Cosmochim. Acta, 28, 1055, 10.1016/0016-7037(64)90060-2

Ohtani, 1989, Partitioning of elements between majorite garnet and melt and implications for petrogenesis of komatiite, Contrib. Mineral. Petrol., 103, 263, 10.1007/BF00402913

O'Neill, 1991, The origin of the Moon and the early history of the Earth — A chemical model, Part 1: The Moon, Geochim. Cosmochim. Acta, 55, 1135, 10.1016/0016-7037(91)90168-5

O'Neill, 1991, The origin of the Moon and the early history of the Earth — A chemical model, Part 2: The Earth, Geochim. Cosmochim. Acta, 55, 1159, 10.1016/0016-7037(91)90169-6

O'Nions, 1988, Helium, volatile fluxes and the development of the continental crust, Earth Planet. Sci. Lett., 90, 331, 10.1016/0012-821X(88)90134-3

Palme, 1988, Chemical abundances in meteorites, 28, 10.1007/978-3-642-74188-3_2

Palme, 1985, CaAl ratio and composition of the Earth's upper mantle, Geochim. Cosmochim. Acta, 49, 2123, 10.1016/0016-7037(85)90070-5

Palme, 1981, Abundances of the elements in the solar system, 257

Pegram, 1992, Osmium isotopic compositions from oceanic basalts, Earth Planet. Sci. Lett., 111, 59, 10.1016/0012-821X(92)90169-V

Preß, 1986, Spinel peridotite xenoliths from the Tariat Depression, Mongolia, I. Major element chemistry and mineralogy of a primitive mantle xenolith suite, Geochim. Cosmochim. Acta, 50, 2587, 10.1016/0016-7037(86)90212-7

Rammensee, 1983, Experimental investigation of metal-silicate partitioning of some lithophile elements (Ta, Mn, V, Cr), Lunar Planet. Sci., 14, 628

Ringwood, 1962, A model for the upper mantle, J. Geophys. Res., 67, 857, 10.1029/JZ067i002p00857

Ringwood, 1966, The chemical composition and origin of the Earth, 287

Ringwood, 1975, Composition and Petrology of the Earth's Mantle, 618

Ringwood, 1989, Significance of the terrestrial MgSi ratio, Earth Planet. Sci. Lett., 95, 1, 10.1016/0012-821X(89)90162-3

Ringwood, 1994, Role of the transition zone and 660 km discontinuity in mantle dynamics, Phys. Earth Planet. Inter., 86, 5, 10.1016/0031-9201(94)05058-9

Ringwood, 1990, High-pressure geochemistry of Cr, V, and Mn and implications for the origin of the Moon, Nature (London), 347, 174, 10.1038/347174a0

Rocholl, 1993, Th and U and other trace elements in carbonaceous chondrites: Implications for the terrestrial and solar-system ThU ratios, Earth Planet. Sci. Lett., 117, 265, 10.1016/0012-821X(93)90132-S

Roden, 1988, Isotopic and trace element composition of the upper mantle beneath a young continental rift: results from Kilbourne Hole, New Mexico, Geochim. Cosmochim. Acta, 52, 461, 10.1016/0016-7037(88)90101-9

Rowe, 1979, Fluorine in Iceland and Reykjanes Ridge basalts, Nature (London), 279, 33, 10.1038/279033a0

Ryan, 1987, The systematics of lithium abundances in young volcanic rocks, Geochim. Cosmochim. Acta, 51, 1727, 10.1016/0016-7037(87)90351-6

Ryan, 1993, The systematics of boron abundances in young volcanic rocks, Geochim. Cosmochim. Acta, 57, 1489, 10.1016/0016-7037(93)90008-K

Safronov, 1986, The origin and evolution of the Terrestrial Planets, 1

Schilling, 1980, Halogens in the mantle beneath the North Atlantic, Philos. Trans. R. Soc. London, Ser. A, 297, 147, 10.1098/rsta.1980.0208

Scott-Smith, 1984, Kimberlites near Orrorroo, South Australia, 121

Shaw, 1986, Composition of the Canadian Precambrian shield and the continental crust of the Earth, 275

Shearer, 1990, The density and shear velocity contrast at the inner core boundary, Geophys. J. Int., 102, 491, 10.1111/j.1365-246X.1990.tb04481.x

Sighinolfi, 1974, Thallium in deep-seated crustal rocks, Geochim. Cosmochim. Acta, 38, 641, 10.1016/0016-7037(74)90047-7

Sims, 1990, Chemical Fractionation during formation of the Earth's core and continental crust: clues from As, Sb, W, and Mo, 291

Spettel, 1991, Variation in the iridium content of the upper mantle of the Earth, 1301

Stacey, 1975, Approximation of terrestrial lead isotope evolution by two stage model, Earth Planet. Sci. Lett., 26, 207, 10.1016/0012-821X(75)90088-6

Stone, 1993, Determination of noble and allied trace metals using radiochemical neutron activation analysis with tellurium coprecipitation, Chem. Geol., 106, 219, 10.1016/0009-2541(93)90028-H

Stosch, 1982, Rare earth element partitioning between minerals from anhydrous spinel peridotite xenoliths, Geochim. Cosmochim. Acta, 46, 793, 10.1016/0016-7037(82)90031-X

Stosch, 1980, Geochemistry and mineralogy of two spinel peridotite suites from Dreiser Weiher, West Germany, Geochim. Cosmochim. Acta, 44, 457, 10.1016/0016-7037(80)90044-7

Sun, 1982, Chemical composition and origin of the Earth's primitive mantle, Geochim. Cosmochim. Acta, 46, 179, 10.1016/0016-7037(82)90245-9

Sun, 1989, Chemical and isotopc systematics of oceanic basalts: implications for mantle composition and processes, 313

Sun, 1977, Chemical heterogeneity of the Archean mantle, composition of the Earth and mantle evolution, Earth Planet. Sci. Lett., 35, 429, 10.1016/0012-821X(77)90076-0

Sun, 1979, Geochemical characteristics of mid-ocean ridge basalts, Earth Planet. Sci. Lett., 44, 119, 10.1016/0012-821X(79)90013-X

Sun, 1991, Use of geochemistry as a guide to platinum group element potential of mafic-ultramafic rocks: examples from the west Pilbara Block and Halls Creek mobile zone, Western Australia, Precambrian Res., 50, 1, 10.1016/0301-9268(91)90045-C

Taylor, 1993, Early accretional history of the Earth and the Moon-forming event, Lithos, 30, 207, 10.1016/0024-4937(93)90036-C

Taylor, 1985, The Continental Crust: Its Composition and Evolution, 312

Trull, 1993, CHe systematics in hotspot xenoliths: implications for mantle carbon contents and carbon recycling, Earth Planet. Sci. Lett., 118, 43, 10.1016/0012-821X(93)90158-6

Van der Hilst, 1991, Tomographic imaging of subducted lithosphere below northwest Pacific island arcs, Nature (London), 353, 37, 10.1038/353037a0

Walker, 1989, Rhenium-osmium isotope systematics of carbonaceous chondrites, Science, 243, 519, 10.1126/science.243.4890.519

Wänke, 1988, Chemical composition and accretion history of terrestrial planets, Philos. Trans. R. Soc. London, Ser. A, 325, 545, 10.1098/rsta.1988.0067

Wänke, 1984, Mantle chemistry and accretion history of the Earth, 1

Wasson, 1985, Meteorites — Their Record of Early Solar-System History, 267

Wasson, 1988, Compositions of chondrites, Philos. Trans. R. Soc. London, Ser. A, 325, 535, 10.1098/rsta.1988.0066

Weidner, 1986, Mantle model based on measured physical properties of minerals, 251

Wetherill, 1990, Formation of the Earth, Annu. Rev. Earth Planet. Sci., 18, 205, 10.1146/annurev.ea.18.050190.001225

Yamamoto, 1976, Relationship between SSe and sulphur isotope ratios of hydrothermal minerals, Miner. Deposita, 11, 197, 10.1007/BF00204481

Zhang, 1993, Distribution and evolution of carbon and nitrogen in the Earth, Earth Planet. Sci. Lett., 117, 331, 10.1016/0012-821X(93)90088-Q