Multiple events in the Neo-Tethyan oceanic upper mantle: Evidence from Ru-Os-Ir alloys in the Luobusa and Dongqiao ophiolitic podiform chromitites, Tibet

Earth and Planetary Science Letters

Volumn 261, Issue 1-2, 2007, Pages 33-48

  Shi, Rendeng ^a,b   Alard, Olivier ^c,d   Zhi, Xiachen ^a   O'Reilly, Suzanne Y ^c   Pearson, Norman J ^c   Griffin, William L ^c   Zhang, Ming ^c   Chen, Xiaoming ^b  

^a UNIVERSITY OF SCIENCE AND TECHNOLOGY OF CHINA   (China)

^b NANJING UNIVERSITY   (China)

^c MACQUARIE UNIVERSITY   (Australia)

^d UNIVERSITÉ MONTPELLIER 2   (France)

Author keywords

187Os 188Os mantle composition; Dongqiao ophiolite; Luobusa ophiolite; podiform chromitite; Ru Os Ir alloys; Tibet

Indexed keywords

ASTHENOSPHERE-DERIVED MELTS; DONGQIAO OPHIOLITE; LUOBUSA OPHIOLITE; MELT-ROCK REACTIONS; PODIFORM CHROMITITE;

ALLOYS; CHEMICAL ANALYSIS; CRYSTALLIZATION; MELTING; PLATINUM;

OCEANOGRAPHY;

ALLOY; CHROMITITE; IRIDIUM; ISOTOPIC COMPOSITION; LITHOSPHERIC STRUCTURE; OCEANIC LITHOSPHERE; OPHIOLITE; OSMIUM; OSMIUM ISOTOPE; RUTHENIUM; SOURCE ROCK; UPPER MANTLE;

ASIA; CHINA; EURASIA; FAR EAST; XIZANG;

EID: 34548349198     PISSN: 0012821X     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.epsl.2007.05.044     Document Type: Article

References (62)

1. Ahmed A.H., Hanghøj K., Kelemen P.B., Hart S.R., and Arai S. Osmium isotope systematics of the Proterozoic and Phanerozoic ophiolitic chromitites: in-situ ion probe analysis of primary Os-rich PGM. Earth Planet. Sci. Lett. 245 (2006) 777-791
2. Alard, O., 2000. Chalcophile and siderophile elements in the mantle: geochemical characteristics and distributions, Ph.D., Macquarie University.
3. Alard O., Griffin W.L., Pearson N.J., Lorand J.-P., and O'Reilly S.Y. New insights into the Re-Os systematics of sub-continental lithospheric mantle from in situ analysis of sulphides. Earth Planet. Sci. Lett. 203 (2002) 651-663
4. Alard O., Luguet A., Pearson N.J., Griffin W.L., Lorand J.-P., Gannoun A., Burton K.W., and O'Reilly S.Y. In-situ Os isotopes in abyssal peridotites bridge the isotopic-gap between MORBs and their source mantle. Nature 436 (2005) 1005-1008
5. Allègre C.J., Courtillot V., Mattauer M., Tapponnier P.A., Mattauer H.M., Coulon C., Jaeger J.J., Achache J., Schärer U., Marcoux J., Burg J.P., Girardeau J., and Armijo R. Structure and evolution of the Himalaya-Tibet orogenic belt. Nature 307 (1984) 17-22
6. Bai W.J., Robinson P.T., Fang Q.S., Yang J.S., Yan B.G., Zhang Z.M., Hu X.F., Zhou M.F., and Malpas J. The PGE and base-mental alloys in the podiform chromitite of the Luobusa ophiolite, Southern Tibet. Can. J. Earth Sci. 38 (2000) 585-598
7. Ballhaus C. Origin of podiform chromite deposits by magma mingling. Earth Planet. Sci. Lett. 156 (1998) 185-193
8. Bird J.M., and Bassett W.A. Evidence of a deep mantle history in terrestrial osmium-iridium-ruthenium alloys. J. Geophys. Res. 85 (1980) 2012-2019
9. Bird J.M., Meibom A., Frei R., and Nagler T.F. Osmium and lead isotopes of rare OsIrRu minerals: derivation from the core-mantle boundary region?. Earth Planet. Sci. Lett. 170 (1999) 83-92
10. Bosch D., Jamais M., Boudier F., Nicolas A., Dautria J.-M., and Agrinier P. Deep and high-temperature hydrothermal circulation in the Oman ophiolite - petrological and isotopic evidence. J. Petrol. 45 (2004) 1181-1208
11. Brandon A.D., Creaser R.A., Shirey S.B., and Carlson R.W. Osmium recycling in subduction zones. Science 272 (1996) 861-864
12. 187Os systematics of abyssal peridotites. Earth Planet. Sci. Lett. 177 (2000) 319-335
13. Brandon A.D., Walker R.J., and Puchtel I.S. Platinum-osmium isotope evolution of the Earth's mantle: constraints from chondrites and Os-rich alloys. Geochim. Cosmochim. Acta 70 (2006) 2093-2103
14. Brenker F.E., Meibom A., and Frei R. On the formation of peridotite-derived Os-rich PGE alloys. Am. Mineral. 88 (2003) 1731-1740
15. Buchl A., Brugmann G., Batanova V.G., Munker C., and Hofmann A.W. Melt percolation monitored by Os isotopes and HSE abundances: a case study from the mantle section of the Troodos Ophiolite. Earth Planet. Sci. Lett. 204 (2002) 385-402
16. Buchl A., Brugmann G., and Batanova V.G. Formation of podiform chromitite deposits: implications from PGE abundances and Os isotopic compositions of chromites from the Troodos complex, Cyprus. Chem. Geol. 208 (2004) 217-232
17. Buchl A., Brugmann G.E., Batanova V.G., and Hofmann A.W. Os mobilization during melt percolation: the evolution of Os isotope heterogeneities in the mantle sequence of the Troodos ophiolite, Cyprus. Geochim. Cosmochim. Acta 68 (2004) 3397-3408
18. Dick H.J.B., and Bullen T. Chrominium spinel as a petrogenetic indicator in abyssal and alpine-type peridotites and spatially associated lavas. Contrib. Mineral. Petrol. 86 (1984) 54-76
19. Drake M.J., and Righter K. Determining the composition of the Earth. Nature 416 (2002) 39-43
20. Falloon T.J., and Danyushevsky L.V. Melting of Refractory mantle at 1.5-2 and 2.5 GPa under anhydrous condition and H2O-undersaturated conditions: implications for the petrogenesis of high-Ca boninites and the influence of subduction components on mantle meltings. J. Petrol. 41 (2000) 257-283
21. Frei R., Gervilla F., Meibom A., Proenza J., and Garrido C.J. Os isotope heterogeneity of the upper mantle: evidence from the Mayari{dotless}-Baracoa ophiolite belt in eastern Cuba. Earth Planet. Sci. Lett. 241 (2005) 466-476
22. Gervilla F., Proenza J.A., Frei R., Gonzalez-Jiménez J.M., Garrido C.J., Melgarejo J.C., Meibom A., Diaz-Martinez R., and Lavaut W. Distribution of platinum-group elements and Os isotopes in chromite ores from Meyarí-Baracoa Ophiolitic belt (eastern Cuba). Contrib. Mineral. Petrol. 150 (2005) 589-607
23. Godard M., Jousselin D., and Bodinier J.L. Relationships between geochemistry and structure beneath a palaeo-spreading centre: a study of the mantle section in the Oman ophiolite. Earth Planet. Sci. Lett. 180 (2000) 133-148
24. Harris D.C., and Cabri L.J. Nomenclature of platinum group-element alloys: review and revision. Can. Miner 29 (1991) 231-237
25. Hassler D.R., and Shimizu N. Osmium isotopic evidence for ancient subcontinental lithospheric mantle beneath the Kerguelen Islands, Southern Indian Ocean. Science 280 (1998) 418-421
26. Hattori K., and Hart S.R. Osmium-isotope ratios of platinum group mineral associated with ultramafic inclusions; Os isotopic evolution of the oceanic mantle. Earth Planet. Sci. Lett. 107 (1991) 499-514
27. Keays R.R. The role of komatiitic and picritic magmatism and S-saturation in the formation of ore deposits. Lithos 34 (1995) 1-18
28. Kelemen P.B., Dick H.J.B., and Quick J.E. Formation of harzburgite by pervasive melt/rock reaction in the upper mantle. Nature 358 (1992) 635-641
29. Lago B.L., Rabinowicz M., and Nicolas A. Podiform chromite ore bodies. A genetic model. J. Petrol. 23 (1982) 103-125
30. Lorand J.-P., and Alard O. Platinum-group element abundances in the upper mantle: new constraints from in situ and whole-rock analyses of Massif Central xenoliths (France). Geochim. Cosmochim. Acta 65 (2001) 2789-2806
31. Luguet A., Alard O., Lorand J.P., Pearson N.J., Ryan C., and O'Reilly S.Y. Laser-ablation microprobe (LAM)-ICPMS unravels the highly siderophile element geochemistry of the oceanic mantle. Earth Planet. Sci. Lett. 189 (2001) 285-294
32. Luguet A., Lorand J.-P., Alard O., and Cottin J.-Y. A multi-technique study of platinum-group elements systematic in some ligurian ophiolitic peridotites. Chem. Geol. 208 (2004) 175-194
33. Malitch K.N. Osmium isotope constraints on contrasting sources and prolonged melting in the proterozoic upper mantle: evidence from ophiolitic Ru-Os sulfides and Ru-Os-Ir alloys. Chem. Geol. 208 (2004) 157-173
34. Malpas J., Zhou M.F., Robinson P.T., and Reynolds P. Geochemical and geochronological constraints on the origin and emplacement of the Yarlung-Zangbo ophiolites, Southern Tibet. In: Dilek Y., and Robinson P.T. (Eds). Ophiolites in Earth History Special Publications vol. 218 (2003), Geological Society, London 191-206
35. Massalski T.B. Binary Alloy Phase Diagrams Amer. Soc., Metals Park. Ohio (1993) 2224 pp.
36. Matveev S., and Ballhaus C. Role of water in the origin of podiform chromitite deposits. Earth Planet. Sci. Lett. 203 (2002) 235-243
37. Mavrogenes J.A., and O'Neill H.S.C. The relative effects of pressure, temperature and oxygen fugacity on the solubility of sulfide in mafic magmas. Geochim. Cosmochim. Acta 63 (1999) 1173-1180
38. Meibom A., and Frei R. Evidence for an ancient osmium isotopic reservoir in Earth. Science 296 (2002) 516-518
39. Meibom A., Sleep N.H., Chamberlain C.P., Coleman R.G., Frei R., Hren M.T., and Wooden J.L. Re-Os isotope evidence for long lived heterogeneity and equilibrium processes in Earth's upper mantle. Nature 410 (2002) 705-708
40. Meibom A., Frei R., and Sleep N.H. Osmium isotopic compositions of Os-rich platinum group element alloys from the Klamath and Siskiyou Mountains. J. Geophys. Res., [Solid Earth] 109 (2004) art. no.-B02203
41. Meisel T., Walker R.J., Irving A.J., and Lorand J.-P. Osmium isotopic compositions of mantle xenoliths: a global perspective. Geochim. Cosmochim. Acta 65 (2001) 1311-1323
42. Parkinson I.J., Hawkesworth C.J., and Cohen A.S. Ancient mantle in a modern arc: osmium isotopes in Izu-Bonin-Mariana forearc peridotites. Science 281 (1998) 2011-2013
43. Pearson N.J., Alard O., Griffin W.L., Jackson S.E., and O'Reilly S.Y. In situ measurement of Re-Os isotopes in mantle sulfides by laser ablation multicollector-inductively coupled plasma mass spectrometry: analytical methods and preliminary results. Geochim. Cosmochim. Acta 66 (2002) 1037-1050
44. Peltonen P., Manttani I., Huhma H., and Kontinen A. Archean zircons from the mantle: the Jormua ophiolite revisited. Geology 31 (2003) 645-648
45. Peregoedova A., Barnes S.J., and Baker D.R. The formation of Pt-Ir alloys and Cu-Pd-rich sulfide melts by partial desulfurization of Fe-Ni-Cu sulfides: results of experiments and implications for natural systems. Chem. Geol. 208 (2004) 247-264
46. Proenza J., Gervilla F., Melgarejo J.C., and Bodinier J.L. Al-and Cr-rich chromitites from the Mayari-Baracoa ophiolitic belt (Eastern Cuba): consequence of interaction between volatile-rich melts and peridotites in suprasubduction mantle. Econ. Geol. 94 (1999) 547-566
47. Rampone E., Romairone A., Abouchami W., Piccardo G.B., and Hofmann A.W. Chronology, petrology and isotope geochemistry of the Erro-Tobbio peridotites (Ligurian Alps, Italy): record of late Palaezoic Lithospheric Extension. J. Petrol. 46 (2005) 799-827
48. Robinson P.T., Bai W.J., Malpas J., Yang J.S., Zhou M.F., Fang Q.S., Hu X.F., Cameron S., and Staudigel H. Ultra-high pressure minerals in the Luobusa ophiolite, Tibet, and their tectonic implications. In: Malpas J., Fletcher C.J.N., Ali J.R., and Aitchison J.C. (Eds). Aspects of the Tectonic Evolution of China Special Publications vol. 226 (2004), Geological Society, London 247-271
49. Rollinson H. Chromite in the mantle section of the Oman ophiolite: a new genetic model. The Island Arc 14 (2005) 542-550
50. Sengor A.M.C. The Cimmerides of Eastern Asia: history of the eastern end of Paleo-Tethys. Geol. Soc. France Mem. N. S. 147 (1984) 139-167
51. Snow J.E., Schmidt G., and Rampone E. Os isotopes and highly siderophile elements (HSE) in the Ligurian ophiolites, Italy. Earth Planet. Sci. Lett. 175 (2000) 119-132
52. Takazawa E., Frey F.A., Shimizu N., Obata M., and Bodinier J.L. Spatial variation of trace element abundances in clinopyroxenes from the layered orogenic lherzolite (Horoman peridotite, Japan): implications for melt flow and reaction in the upper mantle. Geochim. Cosmochim. Acta 67 (2003) A471
53. Tredoux M., Lindsay N.M., Davies G., and McDonald I. The fractionation of platinum-group elements in magmatic systems, with the suggestion of a novel casual mechanism. S. Afr. J. Geol. 98 (1995) 157-167
54. Walker R.J., Prichard H.M., Ishiwatari A., and Pimentel M. The osmium isotopic composition of convecting upper mantle deduced from ophiolite chromites. Geochim. Cosmochim. Acta 66 (2002) 329-345
55. 187Os systematics of chondrites: implications regarding early solar system processes. Geochim. Cosmochim. Acta 66 (2002) 4187-4201
56. 186Os systematics of Os-Ir-Ru alloy grains from Southwestern Oregon. Earth Planet. Sci. Lett. 230 (2005) 221-226
57. Zhi, X.C. Shi, R.D., Jin, Z.M., Xia, Q.X., Wang, Y.F., in preparation. Re-Os isotope systematics of the Dongqiao Neo-Tethys ophiolite, northern Tibet.
58. Zhi X.C., X.Q.A., and Wang Y.F. Re-Os isotopic systematic of the Neo-Tethys Dongqiao Ophiolite Complex. Northern Tibet: First Data, 15th Annual V.M. Goldschmidt Conference, Moscow, Idaho, U.S.A. (2005) A286
59. Zhou M.-F., Robinson P.T., Malpas J., and Li Z. Podiform chromites in the Luobusa Ophiolite (southern Tibet): implications for melt-rock interaction and chromite segregation in the upper mantle. J. Petrol. 37 (1996) 3-21
60. Zhou M.F., Malpas J., Robinson P.T., and Reynolds P. The dynamothermal aureole of the Dongqiao ophiolite, northern Tibet. Can. J. Earth Sci. 34 (1997) 59-65
61. Zhou S., Mo X.X., Mahoney J.J., Zhang S.Q., Guo T.Y., and Zhao Z.D. Geochronology and Nd and Pb isotope characteristics of gabbro dikes in the Luobusa ophiolite, Tibet. Chin. Sci. Bull. 47 (2002) 143-146
62. Zhou M.F., Robinson P.T., Malpas J., Edwards S.J., and Qi L. REE and PGE geochemical constraints on the formation of dunites in the Luobusa ophiolite, Southern Tibet. J. Petrol. 46 (2005) 615-639