Question

what is a mudstone ?​

Answer 1

Mudstone, a type of mudrock, is a fine-grained sedimentary rock whose original constituents were clays or muds. Mudstone is distinguished from shale by its lack of fissility. The term mudstone is also used to describe carbonate rocks that are composed predominantly of carbonate mud.

Answer 2

Mudstone, a type of mudrock, is a fine-grained sedimentary rock whose original constituents were clays or muds. Mudstone is distinguished from shale by its lack of fissility. The term mudstone is also used to describe carbonate rocks that are composed predominantly of carbonate mud.