glaucophane schist

glaucophane schist
蓝闪片岩

English-Chinese geology dictionary (英汉地质大词典). 2013.

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  • glaucophane schist facies — One of the major divisions of the mineral facies classification of metamorphic rocks, encompassing rocks whose peculiar mineralogy suggests that they formed under conditions of high pressure and relatively low temperature (generally less than… …   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

  • Geology of Taiwan — Taiwan is active geologically, showing plate boundary tectonics. The island formed at the junction of the Luzon Volcanic Arc (吕宋岛火山弧) and the Ryukyu Volcanic Arc (琉球火山弧). Subduction changes direction at Taiwan. South of the island, the Philippine …   Wikipedia

  • Lawsonite — is a hydrous calcium aluminium sorosilicate mineral with formula CaAl2Si2O7(OH)2·H2O. Lawsonite crystallizes in the orthorhombic system in prismatic, often tabular crystals. Crystal twinning is common. It forms transparent to translucent… …   Wikipedia

  • Benitoite — Infobox mineral name = Benitoite category = Mineral boxwidth = boxbgcolor = caption = Benitoite on natrolite formula = bariumtitaniumsilicon3 oxygen9 (barium titanium silicate) molweight = color = Blue; Colorless habit = Tabular dipyramidal… …   Wikipedia

  • Neptunite — crystals General Category Phyllosilicate Chemical formula K …   Wikipedia

  • facies — /fay shee eez , sheez/, n., pl. facies. 1. general appearance, as of an animal or vegetable group. 2. Geol. the appearance and characteristics of a sedimentary deposit, esp. as they reflect the conditions and environment of deposition and serve… …   Universalium

  • metamorphic rock — Any of a class of rocks that result from the alteration of preexisting rocks in response to changing geological conditions, including variations in temperature, pressure, and mechanical stress. The preexisting rocks may be igneous, sedimentary,… …   Universalium

  • amphibole — /am feuh bohl /, n. Mineral. any of a complex group of hydrous silicate minerals, containing chiefly calcium, magnesium, sodium, iron, and aluminum, and including hornblende, tremolite, asbestos, etc., occurring as important constituents of many… …   Universalium

  • Blueschist — (pronEng|ˈbluːʃɪst) is a rock that forms by the metamorphism of basalt and rocks with similar composition at high pressures and low temperatures, approximately corresponding to a depth of 15 to 30 kilometers and 200 to 500 degrees Celsius. The… …   Wikipedia

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