The 190Pt- 186Os decay system applied to dating platinum-group element mineralization of the Bushveld Complex, South Africa

Chemical Geology

Volumn 302-303, Issue , 2012, Pages 48-60

  Coggon, J A ^a   Nowell, G M ^a   Pearson, D G ^a   Oberthur T ^b   Lorand, J P ^c   Melcher, F ^b   Parman, S W ^d  

^a DURHAM UNIVERSITY   (United Kingdom)

^b FEDERAL INSTITUTE FOR GEOSCIENCES AND NATURAL RESOURCES BGR   (Germany)

^c MUSÉUM NATIONAL D'HISTOIRE NATURELLE   (France)

^d BROWN UNIVERSITY   (United States)

Author keywords

Bushveld; Dating; Geochronology; Isotopes; PGM; Pt Os

Indexed keywords

BUSHVELD; BUSHVELD COMPLEX; DATING; ISOCHRON AGE; LOW TEMPERATURES; MC-ICP-MS; MERENSKY; MERENSKY REEF; MINERALISATION; PGM; PLATINUM GROUP ELEMENTS; PLATINUM-GROUP MINERALS; PT-OS; SINGLE GRAINS; SOUTH AFRICA; UPB ZIRCON AGE (SHRIMP);

GEOCHRONOLOGY; INDUCTIVELY COUPLED PLASMA MASS SPECTROMETRY; ISOTOPES; LEAD; MINERALOGY; OSMIUM; PLATINUM; PLATINUM ALLOYS; STRATIGRAPHY;

PLATINUM COMPOUNDS;

GEOCHRONOLOGY; HYDROTHERMAL ACTIVITY; IGNEOUS INTRUSION; MINERALIZATION; OSMIUM ISOTOPE; PLATINUM GROUP ELEMENT; RHENIUM-OSMIUM DATING; URANIUM-LEAD DATING;

BUSHVELD COMPLEX; LIMPOPO; MERENSKY REEF; PLATREEF; SOUTH AFRICA;

EID: 84858150807     PISSN: 00092541     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.chemgeo.2011.10.015     Document Type: Article

References (67)

1. Alard O., Griffin W.L., Pearson N.J., Lorand J.-P., O'Reilly S.Y. New insights into the Re-Os systematics of sub-continental lithospheric mantle from in situ analysis of sulphides. Earth and Planetary Science Letters 2002, 203:651-663.
2. Barnes S.-J., Maier W.D. Platinum-group elements and microstructures of normal Merensky Reef from Impala Platinum Mines, Bushveld Complex. Journal of Petrology 2002, 43:103-128.
3. Barnes S.-J., Maier W.D., Ashwal L.D. Platinum-group element distribution in the Main Zone and Upper Zone of the Bushveld Complex, South Africa. Chemical Geology 2004, 208:293-317.
4. Begemann F., Ludwig K.R., Lugmair G.W., Min K., Nyquist L.E., Patchett P.J., Renne P.R., Shih C.Y., Villa I.M., Walker R.J. Call for an improved set of decay constants for geochronological use. Geochimica et Cosmochimica Acta 2001, 65:111-121.
5. Bingen B., Stein H. Molybdenite Re-Os dating of biotite dehydration melting in the Rogaland high-temperature granulites, S Norway. Earth and Planetary Science Letters 2003, 208:181-195.
6. Brandon A.D., Walker R.J., Puchtel I.S. Platinum-osmium isotope evolution of the Earth's mantle: constraints from chondrites and Os-rich alloys. Geochimica et Cosmochimica Acta 2006, 70:2093-2103.
7. Buchanan P.C., Reimold W.U., Koeberl C., Kruger F.J. Rb-Sr and Sm-Nd isotopic compositions of the Rooiberg Group, South Africa: early Bushveld-related volcanism. Lithos 2004, 75:373-388.
8. Buick I.S., Maas R., Gibson R. Precise U-Pb titanite age constraints on the emplacement of the Bushveld Complex, South Africa. Journal of the Geological Society of London 2001, 158:3-6.
9. Cabri L.J. The platinum-group minerals. The Geology, Geochemistry, Mineralogy and Mineral Beneficiation of Platinum-Group Elements 2002, Special Volume 54:13-130. Canadian Institute of Mining, Metallurgy and Petroleum. L.J. Cabri (Ed.).
10. Cassata W.S., Renne P.R., Shuster D.L. Argon diffusion in plagioclase and implications for thermochronometry: a case study from the Bushveld Complex, South Africa. Geochimica et Cosmochimica Acta 2009, 73:6600-6612.
11. Cawthorn R.G., Walraven F. Emplacement and crystallization time for the Bushveld Complex. Journal of Petrology 1998, 39:1669-1687.
12. Cawthorn R.G., Lee C.A., Schouwstra R.P., Mellowship P. Relationship between PGE and PGM in the Bushveld Complex. Canadian Mining 2002, 40:311-328.
13. Cherniak D.J. Pb diffusion in rutile. Contributions to Mineralogy and Petrology 2000, 139:198-207.
14. Cherniak D.J., Watson E.B. Pb diffusion in zircon. Chemical Geology 2000, 172:5-24.
15. 186Os isotope system to dating platinum mineralization and ophiolite formation - an example from the Meratus Mountains, Borneo. Economic Geology 2011, 106:93-117.
16. Eales H.V., Cawthorn R.G. The Bushveld Complex. Developments in Petrology 1996, Volume 15:181-229. Elsevier. C. Richard Grant (Ed.).
17. Gulson B.L., Jones M.T. Cassiterite - potential for direct dating of mineral-deposits and a precise age for the Bushveld Complex granites. Geology 1992, 20:355-358.
18. Hanley J.J. the aqueous geochemistry of the Platinum Group Elements (PGE) in surficial, low-t hydrothermal and high-T magmatic-hydrothermal environments. Exploration for Platinum-Group Element Deposits 2006, 498. Mineralogical Association of Canada, Toronto. J.E. Mungall (Ed.).
19. Harney D.M.W., von Gruenewaldt G. Ore-forming processes in the upper part of the Bushveld Complex, South-Africa. Journal of African Earth Sciences 1995, 20:77-89.
20. Harris C., Pronost J.J.M., Ashwal L.D., Cawthorn R.G. Oxygen and hydrogen isotope stratigraphy of the Rustenburg Layered Suite, Bushveld Complex: constraints on crustal contamination. Journal of Petrology 2005, 46:579-601.
21. Hart S.R., Kinloch E.D. Osmium isotope systematics in Witwatersrand and Bushveld ore-deposits. Economic Geology 1989, 84:1651-1655.
22. Horan M.F., Morgan J.W., Grauch R.I., Coveney R.M., Murowchick J.B., Hulbert L.J. Rhenium and osmium isotopes in black shales and Ni-Mo-PGE-rich sulfide layers, Yukon Territory, Canada, and Hunan and Guizhou provinces, China. Geochimica et Cosmochimica Acta 1994, 58:257-265.
23. Košler J., Simonetti A., Sylvester P.J., Cox R.A., Tubrett M.N., Wilton D.H.C. Laser-ablation ICPMS measurements of Re/Os in molybdenite and implications for Re-Os geochronology. The Canadian Mineralogist 2003, 41:307-320.
24. Li C., Ripley E.M., Merino E., Maier W.D. Replacement of base metal sulfides by actinolite, epidote, calcite and magnetitein the UG2 and Merensky Reef of the Bushveld Complex, South Africa. Economic Geology 2004, 99:173-183.
25. Lorand J.-P., Gregoire M. Petrogenesis of base metal sulphide assemblages of some peridotites from the Kaapvaal craton (South Africa). Contributions to Mineralogy and Petrology 2006, 151:521-538.
26. Ludwig K. Isoplot/Ex, Version 3: A Geochronological Toolkit for Microsoft Excel 2003, Berkeley Center for Geochronology.
27. 188Os measurements by Negative Thermal Ionisation Mass Spectrometry (N-TIMS): effects of interfering element and mass fractionation corrections on data accuracy and precision. Chemical Geology 2008, 248:342-362.
28. Luguet A., Pearson D.G., Nowell G.M., Dreher S.T., Coggon J.A., Spetsius Z.V., Parman S.W. Enriched Pt-Re-Os isotope systematics in plume lavas explained by metasomatic sulfides. Science 2008, 319:453-456.
29. Maier W.D., Arndt N.T., Curl E.A. Progressive crustal contamination of the Bushveld Complex: evidence from Nd isotopic analyses of the cumulate rocks. Contributions to Mineralogy and Petrology 2000, 140:316-327.
30. Maier W.D., Peltonen P., Juvonen R., Pienaar C. Platinum-group elements in peridotite xenoliths and kimberlite from the Premier kimberlite pipe, South Africa. South African Journal of Geology 2005, 108:413-428.
31. Makovicky E. Ternary and Quaternary Phase Systems with PGE. The Geology, Geochemistry, Mineralogy and Mineral Beneficiation of Platinum-Group Elements 2002, Special Volume 54:131-175. Canadian Institute of Mining, Metallurgy and Petroleum. L.J. Cabri (Ed.).
32. Marsh J.S., Bowen M.P., Rogers N.W., Bowen T.B. Petrogenesis of Late Archean flood-type basic lavas from the Klipriviersberg group, Ventersdorp Supergroup, South Africa. Journal of Petrology 1992, 33:817-847.
33. Mathez E.A., Kent A.J.R. Variable initial Pb isotopic compositions of rocks associated with the UG2 chromitite, eastern Bushveld Complex. Geochimica et Cosmochimica Acta 2007, 71:5514-5527.
34. Mathez E.A., Waight T.E. Lead isotopic disequilibrium between sulfide and plagioclase in the Bushveld Complex and the chemical evolution of large layered intrusions. Geochimica et Cosmochimica Acta 2003, 67:1875-1888.
35. McCandless T.E., Ruiz J. Osmium isotopes and crustal sources for platinum-group mineralization in the Bushveld Complex, South Africa. Geology 1991, 19:1225-1228.
36. McCandless T.E., Ruiz J., Campbell A.R. Rhenium behavior in molybdenite in hypogene and near-surface environments: implications for Re-Os geochronometry. Geochimica et Cosmochimica Acta 1993, 57:889-905.
37. McCandless T.E., Ruiz J., Adair B.I., Freydier C. Re-Os isotope and Pd/Ru variations in chromitites from the Critical Zone, Bushveld Complex, South Africa. Geochimica et Cosmochimica Acta 1999, 63:911-923.
38. 186Os system. Geochimica et Cosmochimica Acta 2004, 68:1243-1252.
39. Meisel T., Walker R.J., Irving A.J., Lorand J.-P. Osmium isotopic compositions of mantle xenoliths: a global perspective. Geochimica et Cosmochimica Acta 2001, 65:1311-1323.
40. Mezger K., Hanson G.N., Bohlen S.R. High-precision UPb ages of metamorphic rutile: application to the cooling history of high-grade terranes. Earth and Planetary Science Letters 1989, 96:106-118.
41. Mitchell A.A. The stratigraphy, petrography and mineralogy of the Main Zone of the northwestern Bushveld Complex. South African Journal of Geology 1990, 93:818-831.
42. Naldrett A.J. Magmatic Sulfide Deposits: Geology, Geochemistry and Exploration 2004, Springer, Berlin, 728.
43. Nex P.A.M. The structural setting of mineralisation on Tweefontein Hill, Northern Limb of the Bushveld Complex, South Africa. Applied Earth Science 2005, 114:243-251.
44. 39Ar age constraints on ore deposition and cooling of the Bushveld Complex, South Africa. Journal of the Geological Society of London 2004, 161:411-420.
45. 188Os measurements by multi-collector plasma ionisation mass spectrometry (MC-ICPMS) part I: solution analyses. Chemical Geology 2008, 248:363-393.
46. 188Os measurements by Multi-collector Plasma Ionisation Mass Spectrometry, part II: laser ablation and its application to single-grain Pt-Os and Re-Os geochronology. Chemical Geology 2008, 248:394-426.
47. Oberthür T., Melcher F., Gast L., Wöhrl C., Lodziak J. Detrital platinum-group minerals in rivers draining the eastern Bushveld Complex, South Africa. The Canadian Mineralogist 2004, 42:563-582.
48. Pearson D.G., Shirey S.B., Harris J.W., Carlson R.W. Sulphide inclusions in diamonds from the Koffiefontein kimberlite, S Africa: constraints on diamond ages and mantle Re-Os systematics. Earth and Planetary Science Letters 1998, 160:311-326.
49. Pearson D.G., Irvine G.J., Ionov D.A., Boyd F.R., Dreibus G.E. Re-Os isotope systematics and Platinum Group Element fractionation during mantle melt extraction: a study of massif and xenolith peridotite suites. Chemical Geology 2004, 208:29-59.
50. Rehkämper M., Halliday A.N., Fitton J.G., Lee D.C., Wieneke M., Arndt N.T. Ir, Ru, Pt, and Pd in basalts and komatiites: new constraints for the geochemical behavior of the platinum-group elements in the mantle. Geochimica et Cosmochimica Acta 1999, 63:3915-3934.
51. Reisberg L.C., Tredoux M., Harris C., Coftier A., Chaumba J. Re and Os distribution and Os isotope composition of the Platreef at the Sandsloot-Mogolakwena mine, Bushveld Complex, South Africa. Chemical Geology 2011, 281:352-363.
52. Richardson S.H., Shirey S.B. Continental mantle signature of Bushveld magmas and coeval diamonds. Nature 2008, 453:910-913.
53. Richardson S.H., Shirey S.B., Harris J.W., Carlson R.W. Archean subduction recorded by Re-Os isotopes in eclogitic sulfide inclusions in Kimberley diamonds. Earth and Planetary Science Letters 2001, 191:257-266.
54. Schiffries C.M. The petrogenesis of a platiniferous dunite pipe in the Bushveld Complex; infiltration metasomatism by a chloride solution. Economic Geology 1982, 77:1439-1453.
55. Schmitz M.D., Dye J.H. U-Pb rutile thermochronology: a review and status report on a vexing conundrum. American Geophysical Union Conference abstract # V52C-02 2009.
56. Schoenberg R., Kruger F.J., Nagler T.F., Meisel T., Kramers J.D. PGE enrichment in chromitite layers and the Merensky Reef of the western Bushveld Complex; a Re-Os and Rb-Sr isotope study. Earth and Planetary Science Letters 1999, 172:49-64.
57. Scoates J.S., Friedman R.M. Precise age of the platiniferous Merensky Reef, Bushveld Complex, South Africa, by the U-Pb zircon chemical abrasion ID-TIMS technique. Economic Geology 2008, 103:465-471.
58. Scoon R.N., Mitchell A.A. Discordant iron-rich ultramafic pegmatites in the Bushveld Complex and their relationship to iron-rich intercumulus and residual liquids. Journal of Petrology 1994, 35:881-917.
59. Selby D., Creaser R.A. Macroscale NTIMS and microscale LA-MC-ICP-MS Re-Os isotopic analysis of molybdenite: testing spatial restrictions for reliable Re-Os age determinations, and implications for the decoupling of Re and Os within molybdenite. Geochimica et Cosmochimica Acta 2004, 68:3897-3908.
60. Selby D., Creaser R.A., Hart C.J.R., Rombach C.S., Thompson J.F.H., Smith M.T., Bakke A.A., Goldfarb R.J. Absolute timing of sulfide and gold mineralization: a comparison of Re-Os molybdenite and Ar-Ar mica methods from the Tintina Gold Belt, Alaska. Geology 2002, 30:791-794.
61. Shirey S.B., Walker R.J. The Re-Os isotope system in cosmochemistry and high-temperature geochemistry. Annual Review of Earth and Planetary Sciences 1998, 26:423-500.
62. Smoliar M.I., Walker R.J., Morgan J.W. Re-Os ages of Group IIA, IIIA, IVA and IVB iron meteorites. Science 1996, 271:1099-1102.
63. Spencer L.J. Sperrylite crystals from the Transvaal. Mineralogical Magazine 1926, 21:94-97.
64. 187Os and assessment of laser ablation ICP-MS spot dating in molybdenite. Geochimica et Cosmochimica Acta 2003, 67:3673-3686.
65. Viljoen M.J., Scoon R.N. The distribution and main geologic features of discordant bodies of iron-rich ultramafic pegmatite in the Bushveld Complex. Economic Geology 1985, 80:1109-1128.
66. Woodland S.J., Pearson D.G., Thirlwall M.F. A Platinum Group Element and Re-Os isotope investigation of siderophile element recycling in subduction zones: comparison of Grenada, Lesser Antilles Arc, and the Izu-Bonin Arc. Journal of Petrology 2002, 43:171-198.
67. Zaccarini F., Garuti G., Cawthorn R.G. Platinum-group minerals in chromitite xenoliths from the Onverwacht and Tweefontein ultramafic pipes, Eastern Bushveld Complex, South Africa. The Canadian Mineralogist 2002, 40:481-497.