Os, Sr, Nd, and Pb isotope systematics of southern African peridotite xenoliths: Implications for the chemical evolution of subcontinental mantle

Geochimica et Cosmochimica Acta

Volumn 53, Issue 7, 1989, Pages 1583-1595

  Walker, R J ^a   Carlson, R W ^a   Shirey, S B ^a   F R, Boyd ^a  

^a GEOPHYSICAL LABORATORY   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

GEOCHEMISTRY; LEAD; MANTLE EVOLUTION; NEODYMIUM; OSMIUM; PERIDOTITE XENOLITH; STRONTIUM;

AFRICA(SOUTHERN);

EID: 0024485189     PISSN: 00167037     EISSN: None     Source Type: Journal    
DOI: 10.1016/0016-7037(89)90240-8     Document Type: Article

References (80)

1. Osmium isotopes as petrogenetic and geological tracers
2. History of the continental lithosphere recorded by ultramafic xenoliths
3. d-isotopes in selected mantle-derived rocks and minerals and their implications for mantle evolution
4. The geology of the Letseng-la-terae kimberlite pipes
5. High- and low-temperature garnet peridotite xenoliths and their possible relation to the lithosphere astheno-sphere boundary beneath southern Africa
6. Diamonds and the African lithosphere
7. Densities of fertile and sterile garnet peridotites
8. Composition and structure of the Kaapvaal lithosphere, Southern Africa
9. Ultramafic nodules from the kimberley pipes, South Africa
10. Ancient lithosphere: Its role in young continental volcanism
11. Isotopic constraints on Columbia River flood basalt genesis and the nature of the subcontinental mantle
12. Absolute isotopic ratios of common equal-atom and radiogenic lead isotopic standards
13. Multiple zircon growth within early Archaean tonalitic gneiss from the ancient gneiss complex, Swaziland
14. Textural studies of garnet Iherzolites: Evidence of exsolution origin from high temperature harzburgites
15. Garnetiferous ultramafic inclusions in minette from the Navajo volcanic field
16. Evidence for mantle metasomatism in peridotite nodules from the Kimberly Pipes, South Africa
17. Accretion rate of extraterrestrial particles determined from osmium isotope systematics of Pacific pelagic clay and manganese nodules
18. Lower crustal evolution under central Arizona Sr Nd and Pb isotopic and geochemical evidence from the mafic xenoliths of Camp Creek
19. Thermobarometry for garnet peridotites: Basis for the determination of thermal and compositional structure of the upper mantle
20. The mineralogy, geochemistry and origin of lherzolite inclusions in Victorian basanites
21. Tomographie inversion for shear velocity beneath the North American plate
22. Chemical variations in upper mantle nodules from southern African kimberlites
23. In search of the bulk Earth
24. Rock nomenclature with particular relation to deformation and recrystallization textures in olivine-bearing xenoliths
25. Mantle peridotites and processes—The Kimberlite sample
26. Evolution of the continental lithosphere: Evidence from volcanics and xenoliths in southern Africa
27. Trace elements in ocean ridge basalt glasses: Implications for fractionations during mantle evolution and petrogenesis
28. Origin of mantle peridotite and komatiite by partial melting
29. Majorite fractionation recorded in the geochemistry of peridotites from South Africa
30. The abundances of major, minor and trace elements in the Earth's mantle as derived from primitive ultramafic nodules
31. Equilibrated Nd—unequilibrated Sr isotopes in mantle xenoliths
32. Anorthositic oceanic crust in Archean Earth
33. Composition and development of the continental tectosphere
34. Mineralogies, densities and seismic velocities of garnet lherzolites and their geophysical implications
35. Experimental determination of element partitioning between silicate perovskites, garnets and liquids: Constraints on early differentiation of the mantle
36. Lead and strontium isotopes in Cretaceous kimberlites and mantle-derived xenoliths from southern Africa
37. A feasibility study of U-Pb and Pb-Pb dating of kimberlites using groundmass mineral fractions and whole rock samples
38. Rheniumosmium and samarium-neodymium isotopic systematics of the Stillwater Complex
39. 187Re half-life
40. 187Os systematics in meteorites and cosmochemical consequences
41. 187Os investigation in sulfide from Cape Smith komatiite
42. The major element composition of the upper mantle estimated from the composition of lherzolites
43. 3 in enstatite for spinel and garnet peridotite compositions
44. Roberts Victor eclogites Ancient oceanic crust
45. Comparative uranium-thorium-lead and rubidium-strontium study of the Saint Severin amphoterite: Consequences for early solar system chronology
46. Osmium isotope systematics in abyssal peridotites: Implications for mantle evolution
47. Sm-Nd and Rb-Sr chronology of continental crust formation
48. Mantle ultramafic xenoliths in alkaline magmas: Evidence for mantle heterogeneity modified by magmatic activity
49. Isotope geochemistry of Cenozoic volcanic rocks reveals mantle heterogeneity below western U.S
50. Ultramafic xenoliths Clues to Earth's late accretionary history
51. Composition of the Earth's upper mantle—I
52. A redetermination of the relative abundances of the isotopes of carbon, nitrogen, oxygen, argon, and potassium
53. Petrogenesis of the granular and sheared ultrabasic nodule suite in kimberlite
54. Depleted and fertile mantle xenoliths from southern African kimberlites
55. An experimental study of Fe-Mg partitioning between garnet and olivine and its calibration as a geothermometer
56. Ca/Al ratio and the composition of the Earth's upper mantle
57. Osmium isotopic ratios from basalts (abstr.)
58. Cratonization and thermal evolution of the mantle
59. On the regional variations of heat flow, geotherms and lithosphere thickness
60. Latter-day origin of diamonds in eclogitic paragenesis
61. Origin of diamonds in old enriched mantle
62. Kimberlite-borne garnet peridotite xenoliths from old enriched subcontinental lithosphere
63. The use of converted phases to infer the depth of the lithosphere asthenosphere boundary beneath South America
64. Deep slabs geochemical heterogeneity and the large-scale structure of mantle convection Investigation of an enduring paradox
65. Implications for continental structure and evolution from seismic anisotropy
66. Pb, Sr, and Nd isotopic evidence for sources of southern African cretaceous kimberlites
67. Geochemistry and mineralogy of two spinel peridotite suites from Dreiser-Weiher, West Germany
68. Episodic mantle differentiation: Nd and Sr isotopic evidence
69. The composition and evolution of the continental crust rare earth element evidence from sedimentary rocks
70. Low-blank chemical separation of rhenium and osmium from gram quantities of silicate rock for measurements by resonance ionization mass spectrometry
71. Isotopic measurement of sub-nanogram quantities of rhenium and osmium by resonance ionization mass spectrometry
72. Rhenium-osmium systematics of carbonaceous chondrites
73. Comparative Re-Os, Sm-Nd, and Rb-Sr isotope and trace element systematics for Archean komatiite flows from Munro Township, Abitibi Belt, Ontario
74. Mantle cryptology