Lepidomelaneis an iron-potash mica, of a raven-black colour, usually found in granitic rocks in small six- sided tables, or as an aggregation of minute opaque scales.
Related terms:
Lepidomelaneis an iron-potash mica, of a raven-black colour, usually found in granitic rocks in small six- sided tables, or as an aggregation of minute opaque scales.
Related terms: