Green shale

Title

Green shale

Identifier

DUCO-2

Description

Green shale of the Indian River member of the Normanskill formation. This shale contains muscovite, chlorite, plagioclase, and quartz.

The thin section shows quartz and biotite with some minor opaques.

This rock is from the chlorite zone of the Barrovian metamorphic sequence (low metamorphism).

This rock was collected from the east end of a large road cut where samples 1 and 3 were also collected from.

Contributor

Western Minerals

Is Part Of

<a href="http://geosciencecollections.milne-library.org/collections/show/18">Barrovian Metamorphic Sequence--Dutchess County, New York</a>

Spatial Coverage

Dutchess Co., NY

Accrual Method

Purchased from Western Minerals Inc.

Unit

Barrovian Metamorphic Sequence

Number of Thin Sections

1

Geolocation