Sillimanite-garnet-quartz-feldspar gneiss

Title

Sillimanite-garnet-quartz-feldspar gneiss

Identifier

AD-11

Description

This specimen is extremely rich in sillimanite. European geologists refer to such lithologies as "khondolites." This locality is very near some of the old graphite production sites west of Hague.
Thin section shows sillimanite, garnet, k-feldspar.

Date

1980

Contributor

Western Minerals Inc.

Spatial Coverage

Adirondack Highlands-collected on NY Route 8 from a small road cut at the hilltop east of Graphite, NY and approximately 3 miles west of Hague, NY.

Temporal Coverage

Precambrian

Accrual Method

Purchased from Western Minerals Inc.

Number of Thin Sections

1

Geolocation