Comparison of the Composition of Porphyroblastic and Fabric-forming Biotite in Two Metamorphic Rocks

1 June 1973

journal article
Published by Canadian Science Publishing in Canadian Journal of Earth Sciences

Vol. 10 (6) , 948-953
https://doi.org/10.1139/e73-083

Abstract

Porphyroblastic and fabric-forming biotite crystals in two metamorphic rocks (samples examined) show significant differences in Fe, Mg, Al, and Ti content. These differences can be explained in terms of a depletion model.

Keywords

PORPHYROBLASTIC
FABRIC FORMING
FORMING BIOTITE
TWO METAMORPHIC
METAMORPHIC ROCKS
CRYSTALS
DEPLETION

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