cataclastic rock

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• Cataclastic — rocks contain angular fragments formed by cataclasis. Cataclasis is a deformation of the rock caused by fracture and rotation of aggregates or mineral grains. The term cataclastic refers to the structure produced in a rock by the actions of… …   Wikipedia

• cataclastic — [kat΄əklas′tik] adj. 〚< Gr kataklastos, broken down < kataklan, to snap off: see CATA & CLASTIC〛 designating or of a rock, esp. a metamorphic rock, that was formed, bent, broken, etc. by extreme mechanical pressure * * * …   Universalium

• cataclastic — [kat΄əklas′tik] adj. [< Gr kataklastos, broken down < kataklan, to snap off: see CATA & CLASTIC] designating or of a rock, esp. a metamorphic rock, that was formed, bent, broken, etc. by extreme mechanical pressure …   English World dictionary

• cataclastic — adjective describing a type of metamorphic rock that has undergone shearing and granulation by high mechanical stress …   Wiktionary

• sedimentary rock — Rock formed at or near the Earth s surface by the accumulation and lithification of fragments of preexisting rocks or by precipitation from solution at normal surface temperatures. Sedimentary rocks can be formed only where sediments are… …   Universalium

• igneous rock — Any of various crystalline or glassy, noncrystalline rocks formed by the cooling and solidification of molten earth material (magma). Igneous rocks comprise one of the three principal classes of rocks, the others being metamorphic and sedimentary …   Universalium

• List of rock textures — This page is intended to be a list of rock textural and morphological terms. A * Adcumulate * Agglomeritic * Adamantine a type of lustre * Amygdaloidal * Anhedral * Antitaxial veins * Aphanitic * Aplitic; aplite * Augen textured gneiss *… …   Wikipedia

• порода с катакластической структурой — Образовавшаяся под влиянием динамометаморфных процессов и характеризующаяся деформированными частями породы [http://slovarionline.ru/anglo russkiy slovar neftegazovoy promyishlennosti/] Тематики нефтегазовая промышленность EN cataclastic rock …   Справочник технического переводчика

• cataclasis — cataclastic /kat euh klas tik/, adj. /kat euh klay sis, keuh tak leuh sis/, n. Petrol. a process of deformation or metamorphism in which the grains of a rock are fractured and rotated. [ < Gk katáklasis refraction, equiv. to katakla , s. of… …   Universalium

• Mylonite — An amphibolitic mylonite showing a number of (rotated) porphyroclasts: a clear red garnet left in the picture while smaller white feldspar porphyroclasts can be found all over. Location: the tectonic contact between th …   Wikipedia

• Cataclasite — is a metamorphic rock that is formed by mechanical shear stress during faulting [ [http://www.glossary.oilfield.slb.com/Display.cfm?Term=cataclastic Oilfield Glossary] ] . It is either incohesive or cohesive with poor schistosity. It is usually… …   Wikipedia