Definitions

1. adjective

Pertaining to or characterized by diaklasis, a process in geology where a rock is broken down by chemical alteration, or to a type of metamorphism that involves alteration of minerals by chemical reactions.

“The geologist studied the diaclastic structures in the ancient rock formation.”

2. noun

A type of metamorphic rock that has undergone diaklasis.

“The diaclastic rock was formed through the chemical alteration of the original rock.”