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A high-chromium corundum (ruby) inclusion in diamond from the São Luiz alluvial mine, Brazil

Published online by Cambridge University Press:  05 July 2018

G. R. Watt ,
J. W. Harris ,
B. Harte  and
S. R. Boyd
G. R. Watt
Affiliation:
Department of Geology and Geophysics, University of Edinburgh, West Mains Road, Edinburgh, EH9 3JW, UK
J. W. Harris
Affiliation:
Department of Geology and Applied Geology, University of Glasgow, Glasgow, G12 8QQ, UK
B. Harte
Affiliation:
Department of Geology and Geophysics, University of Edinburgh, West Mains Road, Edinburgh, EH9 3JW, UK
S. R. Boyd
Affiliation:
Institute de Physique du Globe, 4, Place Jussieu, University of Paris VI, Paris, France
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Abstract

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Keywords

inclusioncorundumdiamondchromiumBrazil
Type
Short Communications
Information
Mineralogical Magazine , Volume 58 , Issue 392 , September 1994 , pp. 490 - 493
Copyright
Copyright © The Mineralogical Society of Great Britain and Ireland 1994

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References

Dawson, J. B. and Carswell, D. A. (1990) High-temperature and ultra-high pressure eclogites. In Eclogite Fades Rocks. (D. A. Carswell, ed.) Glasgow: Blackie & Sons Ltd.Google Scholar
Dienes, P., Harris, J. W. and Gurney, J. J. (1991) The carbon isotopic composition and nitrogen content of lithospheric and asthenospheric diamonds from the Jagersfontein and Koffiefontein kimberlites, South Africa. Geochim. Cosmochim. Ada, 55, 2615–25.Google Scholar
Gasparik, T. (1984) Experimentally determined stability of clinopyroxene + garnet + corundum in the system Ca0-Mg0-Al2O3-SiO2 . Amer. Mineral, 69, 1025–35.Google Scholar
Haggerty, S. E. and Sautter, V. (1990) Ultra deep (greater than 300 kilometers), ultramafic mantle xenoliths. Science, 248, 993–6.Google Scholar
Harley, S. L. and Carswell, D. A. (1990) Experi-mental studies on the stability of eclogite fades mineral parageneses. In Eclogite Fades Rocks. (D. A. Carswell, ed.) Glasgow: Blackie & Sons Ltd. Harte, B. (1992) Trace element characteristics of deep-seated eclogite parageneses — an ion micro probe study of inclusions in diamonds. Abstracts of V. M. Goldschmidt Conference, A-48.Google Scholar
Harte, B. and Harris, J. W. (1993) Lower mantle inclusions from diamonds. Terra Abstracts, 5, 101.Google Scholar
Hatton, C. J. (1978) The geochemistry and origin of xenoliths from the Roberts Victor Mine. Unpublished PhD Thesis, University of Cape Town. Kornprobst, J., Piboule, M., Roden, M. and Tabit, A. (1990) Corundum-bearing garnet clinopyrox-enites at Beni Bousera (Morocco): original plagioclase-rich gabbros recrystallized at depth within the mantle? J. Petrol, 31, 717–45.Google Scholar
Mazzone, P. and Haggerty, S. E. (1989) Corganites and corgaspinites: two new types of aluminous assemblages from the Jagersfontein kimberlite pipe. G. S. Aust. Special Publication, 14(11), 795-808.Google Scholar
Meyer, H. O. A. and Gubelin, E. (1981) Ruby in diamond. Gems & Gemology, 17, 153–6.Google Scholar
Ringwood, A. E. (1982) Phase transformations and differentiation in subducted lithosphere: implica-tions for mantle dynamics, basalt petrogenesis, and crustal evolution. J. Petrol, 90, 611–43.Google Scholar
Scott Smith, B. H., Danchin, R. V., Harris, J. W. and Stracke, K. J. (1984) Kimberlites near Orroroo, South Australia. In Proceedings of the Third International Conference, Volume 1. Kimberlites and related rocks. (J. Kornprobst, ed.) Amsterdam. Elsevier Science Publishers B.V.Google Scholar
Shiraki, K. (1978) Abundance in rock-forming minerals, Chromium minerals. In Handbook of Geochemistry. (K. H. Wedepohl, ed.) II-3. Berlin: Springer Verlag.Google Scholar
Sobolev, N. V., Kutznetsova, I. K. and Zyuzin, N. I. (1968) The petrology of grospydite xenoliths from the Zagadochnaya Kimberlite Pipe in Yakutia. J. Petrol, 9, 253–80.Google Scholar
Wilding, M. C, Harte, B. and Harris, J. W. (1991) Evidence for a deep origin for Sao Luiz diamonds. Extended Abstracts, Fifth International Kimberlite Conference, 456-8.Google Scholar