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. 2019
noun plural -ses (-siːz)
geology the deformation of rocks by crushing and shearing
Word Origin for cataclasis
C19: New Latin, from Greek, from cata- + klasis a breaking
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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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