Shale

Title

Shale

Alternative Title

Light grey to dark grey shale

Identifier

FM-4

Description

Organic rich to moderate black to light grey shale. Some parts of FM-4 are silty shale. Minor rust stains are present on lighter samples. Representative of upper portion of a turbidite sequence.

Thin Section
Very fine (<.1 mm) grains are present in this sample, along with staining bands. Note the fair sorting, this sample is better sorted than the others of this suite, but not as well sorted as a typical shale.

Date

Oct., 11, 2013

Contributor

Western Minerals, lnc.

Spatial Coverage

Alpnach, Germany

Temporal Coverage

Mesozoic

Accrual Method

Purchased from Western Minerals, Inc.

Number of Thin Sections

1