Geology & Rocks
Sandstone
Sandstone forms when quartz and feldspar are cemented together. The rock is clearly layered, and the colour is usually grey.

Created: March 10, 2022 10:32 AM Tags: Sedimentære
Sandstone forms when quartz and feldspar are cemented together. The rock is clearly layered, and the colour is usually grey.
Sandstone from Cheshire, England. Photo: kevinzim, CC BY 2.0, via Wikimedia Commons