|
Date: |
|
Description: | A fragment of the igneous rock known as pitchstone. The specimen is very fine grained and black in colour. Some small amygdales are present within the specimen and have been infilled with pale pink calcite. The matrix has a glassy lusture. Some fractures run through the specimen. This was collected from Arran, Scotland. AR/CB
A fragment of Pitchstone from Arran | License: | http://creativecommons.org/licenses/by/2.0/uk/ | Publisher: | Sandwell Museums | Rights holder: | Sandwell Museums | Subjects: | Mineralogy Geology | Source: | Black Country History | Identifier: | http://www.blackcountryhistory.org/colle... | Go to resource |
|
|