talc schist

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• talc schist — noun A schistose rock composed essentially of talc, with accessory minerals • • • Main Entry: ↑talc …   Useful english dictionary

• talc schist — talko skalūnas statusas T sritis chemija apibrėžtis Skalūnuota metamorfinė uoliena iš talko su chloritų, žėručių ir kitų mineralų priemaiša. atitikmenys: angl. talc schist rus. тальковый сланец …   Chemijos terminų aiškinamasis žodynas

• schist — /shist/, n. any of a class of crystalline metamorphic rocks whose constituent mineral grains have a more or less parallel or foliated arrangement. [1775 85; < NL schistus, L (lapis) schistos < Gk schistós divided, curdled, divisible, deriv. of… …   Universalium

• Schist — The schists constitute a group of medium grade metamorphic rocks, chiefly notable for the preponderance of lamellar minerals such as micas, chlorite, talc, hornblende, graphite, and others. Quartz often occurs in drawn out grains to such an… …   Wikipedia

• schist — (n.) 1795 (earlier schistus, c.1600), from Fr. schiste, from L. schistos lapis stone that splits easily (Pliny), from Gk. skhistos divided, separated, from skhizein to split (see SHED (Cf. shed) (v.)). The rock splits easily in layers. Liddell… …   Etymology dictionary

• schist — [shist] n. [Fr schiste < L schistos (lapis), split (stone) < Gr schistos, easily cleft < schizein, to cleave: see SCHIZO ] any of a group of metamorphic rocks containing parallel layers of flaky minerals, as mica or talc, and splitting… …   English World dictionary

• Soapstone — (also known as steatite or soaprock) is a metamorphic rock, a talc schist. It is largely composed of the mineral talc and is rich in magnesium. It is produced by dynamothermal metamorphism and metasomatism, which occurs at the areas where… …   Wikipedia

• Wissahickon Creek — Geobox River name = Wissahickon Creekcite web | url=Gnis3|1191626 | title=Wissahickon Creek | work=Geographic Names Information System | publisher=United States Geological Survey | accessdate=2008 08 16 ] native name = other name = other name1 =… …   Wikipedia

• Abiogenic petroleum origin — is a largely abandoned hypothesis that was proposed as an alternative to theory of biological petroleum origin. It was relatively popular in the past, but it went largely forgotten at the end of the 20th century after it failed to predict the… …   Wikipedia

• talko skalūnas — statusas T sritis chemija apibrėžtis Skalūnuota metamorfinė uoliena iš talko su chloritų, žėručių ir kitų mineralų priemaiša. atitikmenys: angl. talc schist rus. тальковый сланец …   Chemijos terminų aiškinamasis žodynas

• тальковый сланец — talko skalūnas statusas T sritis chemija apibrėžtis Skalūnuota metamorfinė uoliena iš talko su chloritų, žėručių ir kitų mineralų priemaiša. atitikmenys: angl. talc schist rus. тальковый сланец …   Chemijos terminų aiškinamasis žodynas