- a process of deformation or metamorphism in which the grains of a rock are fractured and rotated.
Origin of cataclasis
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
- geology the deformation of rocks by crushing and shearing
C19: New Latin, from Greek, from cata- + klasis a breaking
- Relating to rocks consisting of cemented fragments that originate from the mechanical breakdown of rock associated with plate tectonic processes. Cataclastic rocks form in regions that have undergone intense metamorphism and are associated with other metamorphic features such as folds and faults. They typically contain bent, broken, and granular minerals.
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