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Distribution of magnesium and iron between metamorphic pyroxenes from Saltora, West Bengal, India

Published online by Cambridge University Press:  14 March 2018

S. K. Sen
Affiliation:
Department of Geology and Geophysics, Indian Institute of Technology, Kharagpur, India
S. M. Rege
Affiliation:
Department of Geology and Geophysics, Indian Institute of Technology, Kharagpur, India

Summary

Four orthopyroxene: calcic-pyroxene pairs from pyroxene-hornblende- and pyroxene-granulites from the Precambrians around Saltora, eastern India, have been chemically analysed. The distribution coefficients with respect to Mg-Fe (KD) are found to be 0·56, 0·57, 0·60, and 0·61, a set of values well within the limits characteristic of metamorphic parentage.

Type
Research Article
Copyright
Copyright © The Mineralogical Society of Great Britain and Ireland 1966

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