- graphite schist
- subst.(mineralogi) grafittskifer
English-Norwegian dictionary. 2013.
graphite schist
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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 — /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
graphite — graphitic /greuh fit ik/, adj. /graf uyt/, n. a very common mineral, soft native carbon, occurring in black to dark gray foliated masses, with metallic luster and greasy feel: used for pencil leads, as a lubricant, and for making crucibles and… … 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
Prehistoric Korea — This article is about the prehistory of the Korean Peninsula, from circa 500,000 BCE through 300 BCE. See History of Korea, History of North Korea and History of South Korea for more contemporary accounts of the Korean past. See also Names of… … Wikipedia
Dalradian — in geology describes a series of metamorphic rocks, typically developed in the high ground which lies southeast of the Great Glen of Scotland. This was the old Celtic region of Dál Riata (Dalriada), and in 1891 Archibald Geikie proposed the name… … Wikipedia
Geology of the Iberian Peninsula — The geology of the Iberian Peninsula consists of the study of the rock formations on the Iberian Peninsula, which includes Spain, Portugal, Andorra, and Gibraltar. The peninsula contains rocks from every age from Ediacaran to Recent, and almost… … 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
high-pressure phenomena — ▪ physics Introduction changes in physical, chemical, and structural characteristics that matter undergoes when subjected to high pressure. pressure thus serves as a versatile tool in materials research, and it is especially important in… … Universalium
Hornfels — (German, meaning hornstone ) is the group designation for a series of contact metamorphic rocks that have been baked and indurated by the heat of intrusive igneous masses and have been rendered massive, hard, splintery, and in some cases… … Wikipedia
Foliated — Fo li*a ted, a. 1. Having leaves, or leaflike projections; as, a foliated shell. [1913 Webster] 2. (Arch.) Containing, or consisting of, foils; as, a foliated arch. [1913 Webster] 3. (Min.) Characterized by being separable into thin plates or… … The Collaborative International Dictionary of English
