Ilmenite megacrysts and ilmenite-bearing pyroxenites from alkaline basalts, Vitim plateau

Geologiya i Geofizika

Volumn , Issue 7, 1996, Pages 110-111

  Litasov, K D ^a   Ashchepkov, I V ^a  

^a NONE

Author keywords

Differentiation of basaltic melts; Exsolution; Ilmenite; Megacryst; Pyroxenite

Indexed keywords

EID: 24944497372     PISSN: 00167886     EISSN: None     Source Type: Journal    
DOI: None     Document Type: Article

References (22)

1. Mitchell R. H. Magnesian ilmenite and its role in kimberlite petrogenesis // J. Geol., 1973, v. 81, No 3, p. 301-311.
2. Anderson D. J., Lindsley D. H., Davidson P. M. QUILF: a pascal program to assess equilibria among Fe-Mg-Mn-Ti-oxides, pyroxenes, olivine and quartz // Computers and Geosciences, 1993, v. 19, No 9, p. 1333-1350.
3. Green D. H., Sobolev N. V. Coexisting garnets and ilmenites synthesized at high pressures from pyrolite and olivine basanite and their significance for kimberlitic assemblages // Contrib. Miner. Petrol., 1975, v. 50, p. 217-229.
4. Ashchepkov I. V., Andre L., Litasov K. D., Malkovets V. G. Origin and evolution of mantle melts beneath Vitim Plateau // Extended Abstracts Sixth International kimberlite Conference, Novosibirsk, 1995, p. 17-19.
5. Bertrand P., Mercier J. C. C. The mutual solubility of coexisting ortho- and clinopyroxene: toward an absolute geothermometer for the natural system? // Earth Planet. Sci. Lett., 1985, v. 76, No 1/2, p. 75-83.
6. Brey G. P., Kohler T. Geothermobarometry in four-phase lherzolites II. New thermobarometers, and practical assessment of existing thermobarometers // J. Petrol., 1990, v. 31, 1353-1378 p.
7. Mercier J. C. C. Single-pyroxene thermobarometry // Tectonophysics, 1980, v. 70, p. 1-37.
8. 2+ and Mg between coexisting ilmenite and pyroxene with applications to geothermometry // Amer. J. Sci., 1980, v. 280, p. 46-77.
9. Leblanc M., Dautria J.-M., Girod M. Magnesian ilmenite xenoliths in basanite from Tahalra, Ahaggar (Southern Algeria) // Contrib. Miner. Petrol., 1982, v. 79, p. 347-355.
10. Nickel K. G., Green D. H. Empirical geothermobarometry for garnet peridotites and implications for the nature of lithosphere, kimberlites and diamonds // Earth Planet. Sci. Lett., 1985, v. 73, p. 158-170.
11. Ashchepkov I. V., Andre L. Polybaric crystallisation of the deep seated melts under Vitim plateau // L. P. Zonenshain memorial conference on plate tectonics, Program and Abstracts, Moscow, 1993, p. 34.
12. Ashchepkov I. V., Andre L. The Vitim black pyroxenite nodules (Transbaikalia, Russia): Geochemical evidence from polybaric fractionation of basaltic magma // Abstracts of the European Union of Geosciences, VIII, Strasbourg, France, 1995, p. 297.
13. Lesotho kimberlites / P. H. Nixon (ed.), Cape Town, 1973, 350 p.