Geology & Rocks
Mica schist
Mica schist is subjected to even higher pressure and heat than phyllite and therefore becomes even more lustrous, although its origin is otherwise the same.

Created: March 10, 2022 10:43 AM Tags: Omdannede
Mica schist is subjected to even higher pressure and heat than phyllite and therefore becomes even more lustrous, although its origin is otherwise the same. It can be grey to light brown.
Mica schist. Photo: James St. John, CC BY 2.0, via Wikimedia Commons.jpg)