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muscovite |
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muscovite: see mica mica (mī`kə), general term for a large group of minerals, hydrous silicates of aluminum and potassium, often containing magnesium, ..... Click the link for more information. . muscoviteor common mica or potash mica or isinglassAbundant silicate mineral that contains potassium and aluminum and has a layered atomic structure. It is the most common member of the mica group. Because it occurs in thin, transparent sheets, it was used in Russia for window panes and became known as Muscovy glass (isinglass), hence its name. Muscovite is usually colourless but may be light gray, brown, pale green, or rose red. Its low iron content makes it a good electrical and thermal insulator. Muscovite 1. a native or inhabitant of Moscow 2. an archaic word for Russian muscovite [′məs·kə‚vīt] (mineralogy) KAl2(AlSi3)O10(OH)2One of the mica group of minerals, occurring in some granites and abundant in pegmatites; it is colorless, whitish, or pale brown, and the crystals are tabular sheets with prominent base and hexagonal or rhomboid outline; hardness is 2-2.5 on Mohs scale, and specific gravity is 2.7-3.1. Also known as common mica; mirror stone; moscovite; Muscovy glass; potash mica; white mica. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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| The terror-stricken Muscovite scurried like a hunted rabbit through the hole that still gaped in the boma's wall at the point where his own prey had escaped, and as Tarzan approached the camp upon the opposite side Rokoff disappeared into the jungle in the wake of Jane Clayton. To luncheon there were expected that day a Monsieur Mezentsov, a French lady, and an Englishman; for, whenever money was in hand, a banquet in Muscovite style was always given. In short, he told us there was a great caravan of Muscovite and Polish merchants in the city, preparing to set out on their journey by land to Muscovy, within four or five weeks; and he was sure we would take the opportunity to go with them, and leave him behind, to go back alone. |
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