rock-fall breccia

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• Breccia — (pronEng|ˈbrɛtʃiə, ˈbrɛʃiə, it. breach) is a rock composed of angular fragments of several minerals or rocks in a matrix, that is a cementing material, that may be similar or different in composition to the fragments. A breccia may have a variety …   Wikipedia

• 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

• Clastic rock — A thin section of a clast (sand grain), derived from a basalt score. Vesicles (air bubbles) can be seen throughout the clast. Plane light above, cross polarized light below. Scale box is 0.25 mm Clastic rocks are composed of fragments, or clasts …   Wikipedia

• 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

• Moon rock — Olivine basalt collected by Apollo 15. Moon rock describes rock that formed on the Earth s moon. The term is also loosely applied to other lunar materials collected during the course of human exploration of the Moon. The rocks collect …   Wikipedia

• брекчия, получившаяся в результате обвалов горных пород — — [http://slovarionline.ru/anglo russkiy slovar neftegazovoy promyishlennosti/] Тематики нефтегазовая промышленность EN rock fall breccia …   Справочник технического переводчика

• impact crater — Astron., Geol. crater (def. 2). [1890 95] * * * ▪ landform Introduction       any feature on the continents that has been created by the impact of cosmic bodies (meteorites, asteroids (asteroid), or comets (comet)) on the Earth s surface. In fact …   Universalium

• Mount Meager — The Mount Meager volcanic complex rising above the Pemberton Valley. Summits left to right are Capricorn Mountain, Mount Meager proper and Plinth Peak …   Wikipedia

• Zhoukoudian — Peking Man Site at Zhoukoudian * UNESCO World Heritage Site Country …   Wikipedia

• Lava — flow redirects here. For the programming anti pattern, see Lava flow (programming). For other uses, see Lava (disambiguation) …   Wikipedia

• Silverthrone Caldera — Infobox Mountain Name=Silverthrone Caldera Photo= Silverthrone Caldera.jpg Caption= Satellite image of the Silverthrone Caldera. Elevation= Unit m|3160|0 Location= British Columbia, Canada Range= Pacific Ranges Prominence = Unit m|975|0… …   Wikipedia