Ferrohypersthene Garnet Biotite Tonalite

Identifier

NH-13

Description

Ferrohypersthene Garnet Biotite Tonalite from the Spaulding Quartz Diorite. Some samples are fairly weathered. Thin section contains garnet, biotite, quartz, and plagioclase. Hand sample shows garnet, biotite, quartz, feldspars, and evidence of iron oxidation.

Date

August 1979

Contributor

Temporal Coverage

Accrual Method

Purchased from Western Minerals, Inc.

Number of Thin Sections

1