Definition of Mica schist. Meaning of Mica schist. Synonyms of Mica schist

Here you will find one or more explanations in English for the word Mica schist. Also in the bottom left of the page several parts of wikipedia pages related to the word Mica schist and, of course, Mica schist synonyms and on the right images related to the word Mica schist.

Definition of Mica schist

Mica schist
Mica Mi"ca, n. [L. mica crumb, grain, particle; cf. F. mica.] (Min.) The name of a group of minerals characterized by highly perfect cleavage, so that they readily separate into very thin leaves, more or less elastic. They differ widely in composition, and vary in color from pale brown or yellow to green or black. The transparent forms are used in lanterns, the doors of stoves, etc., being popularly called isinglass. Formerly called also cat-silver, and glimmer. Note: The important species of the mica group are: muscovite, common or potash mica, pale brown or green, often silvery, including damourite (also called hydromica); biotite, iron-magnesia mica, dark brown, green, or black; lepidomelane, iron, mica, black; phlogopite, magnesia mica, colorless, yellow, brown; lepidolite, lithia mica, rose-red, lilac. Mica (usually muscovite, also biotite) is an essential constituent of granite, gneiss, and mica slate; biotite is common in many eruptive rocks; phlogopite in crystalline limestone and serpentine. Mica diorite (Min.), an eruptive rock allied to diorite but containing mica (biotite) instead of hornblende. Mica powder, a kind of dynamite containing fine scales of mica. Mica schist, Mica slate (Geol.), a schistose rock, consisting of mica and quartz with, usually, some feldspar.

Meaning of Mica schist from wikipedia

- and is often very rich in mica (a mica schist). Where the type of the original rock (the protolith) is discernible, the schist is usually given a name reflecting...
- mica gneiss has homogenous mineral layers, with less foliation than the mica schist. It weathers into a dark red soil. The texture of the mica schist...
- pegmatites, and schists, and "books" (large individual crystals) of mica several feet across have been found in some pegmatites. Micas are used in products...
- mountains are primarily composed of granite surrounded by an envelope of mica-schist and much older rocks such as quartzite. They were pushed up during the...
- garnet-mica schist and quartzite. South of the Broad River, this formation consists of amphibolite-hornblende gneiss that overlies garnet-mica schist and...
- Yekaterinburg in the Urals of Russia, where large crystals occur in mica-schist. It is also found with topaz and amazonite in the granite of the Ilmen...
- the basin. The bedrock underlying much of Manhattan is a mica schist known as Manhattan schist of the Manhattan Prong physiographic region. It is a strong...
- common of the gem garnets). Almandine occurs in metamorphic rocks like mica schists, ****ociated with minerals such as staurolite, kyanite, andalusite, and...
- minerals. Kyanite Andalusite Sillimanite Kyanite occurs in biotite gneiss, mica schist, and hornfels, which are metamorphic rocks formed at high pressure during...
- m**** elements aluminium and oxygen. Corundum occurs as a mineral in mica schist, gneiss, and some marbles in metamorphic terranes. It also occurs in...