Marble

Title

Marble

Identifier

DUCO-14

Description

Metamorphised Briarcliff dolostone with visible micas. Contains diopside, tremollite, and phlogopite. At the metamorphic grade of the first sillimanite isograd.

Thin section shows irregular dolomite grains in the center, with pleochroic phlogopite at top and tremolite at bottom.

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