Definition of Hornblende schist. Meaning of Hornblende schist. Synonyms of Hornblende schist

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Definition of Hornblende schist

Hornblende schist
Hornblende Horn"blende`, n. [G., fr. horn horn + blende blende.] (Min.) The common black, or dark green or brown, variety of amphibole. (See Amphibole.) It belongs to the aluminous division of the species, and is also characterized by its containing considerable iron. Also used as a general term to include the whole species. Hornblende schist (Geol.), a hornblende rock of schistose structure.

Meaning of Hornblende schist from wikipedia

- Schist (/ˈʃɪst/ SHIST) is a medium-grained metamorphic rock showing pronounced schistosity (named for the rock). This means that the rock is composed of...
- Hornblende is a complex inosilicate series of minerals. It is not a recognized mineral in its own right, but the name is used as a general or field term...
- dolerite ****s, and a number of schists, split into two broad groups: hornblende schist and mica schist. The hornblende schist, found in contact with the serpentine...
- temperatures and is thus found in green-schist facies metamorphic rocks including gneiss, hornblende schist, and mica schist. The composition that is stable at...
- essential constituent, together with feldspar and frequently garnet. Like hornblende schist, amphibolite is formed by regional metamorphism of basic igneous rocks...
- steatite, were found in 1874 in the apatite veins traversing mica-schist and hornblende-schist at the apatite mine of Kjørstad, near Brevik in southern Norway...
- layers, with less foliation than the mica schist. It weathers into a dark red soil. The texture of the mica schist is made up of heterogenous layers of minerals...
- Spenser Mountains to its junction with the Maruia River. The schist in the river contains hornblende. The area has a temperate oceanic climate. Gold is said...
- tremolite-talc schist is not generally considered a variety of amphibolite. A holocrystalline plutonic igneous rock composed primarily of hornblende amphibole...
- calciferous mica schist. About two miles (3 km) from the Irasburg line, and parallel with it, there is a narrow vein of hornblende schist the whole length...