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University at Albany, State University of New York

1991

Mineral paragenesis

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Mineral Paragenesis Of The Granulite Facies In The Lake George Area, New York, Boknam Ree Jan 1991

Mineral Paragenesis Of The Granulite Facies In The Lake George Area, New York, Boknam Ree

Geology Theses and Dissertations

The Lake George Area belongs to the southeastern part of the Adirondack Highlands. The rocks of this area show variations in mineral assemblages which are caused by differences in bulk chemical composition. This makes it unsuccessful to use a subdivision of the granulite facies which is suggested by de Waard (1965).
The CFM diagram (Abbott, 1982) is used to show the relationship between composition and paragenesis of the Lake George Area. In this study, a different result has been found in the order of partitioning of Fe between coexisting minerals, namely, garnet>hornblende>biotite>orthopyroxene>clinopyroxene. The hornblende granitic gneiss …