Fault breccia (ə or ə; Italian for `breach`), or tectonic breccia, is a breccia (a rock type consisting of angular clasts) that was formed by tectonic forces. Fault breccia is a tectonite formed by localized zone of brittle deformation (a fault zone) in a rock. ==Origin== Fault breccias are tectonites formed primarily by tectonic movement alon.....
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http://en.wikipedia.org/wiki/Fault_breccia
(from the article `fault`) ...them with striations called slickensides, or it may crush them to a fine-grained, claylike substance known as fault gouge; when the crushed rock ...
Found on
http://www.britannica.com/eb/a-z/f/12
No exact match found.
