About The Word Pyroxene
Learn about the word Pyroxene to help solve your crossword puzzle. Discover Pyroxene definitions and meaning, origins, synonyms, related terms and more at the free Crossword Dictionary.
Pyroxene
| Pyroxene Definition And Meaning |
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What's The Definition Of Pyroxene?
[n] any of a group of crystalline silicate mineral common in igneous and metamorphic rocks
Synonyms | Synonyms for Pyroxene: Related Terms | Find terms related to Pyroxene: See Also | basalt | mineral | nephelinite Pyroxene In Webster's Dictionary \Pyr"ox*ene\, n. [F. pyrox[`e]ne, from Gr. ? fire + ? a
stranger; -- so called because it was supposed to the be a
stranger, or of rare occurrence, in igneous rocks,] (Min.)
A common mineral occurring in monoclinic crystals, with a
prismatic angle of nearly 90[deg], and also in massive forms
which are often laminated. It varies in color from white to
dark green and black, and includes many varieties differing
in color and composition, as diopside, malacolite, salite,
coccolite, augite, etc. They are all silicates of lime and
magnesia with sometimes alumina and iron. Pyroxene is an
essential constituent of many rocks, especially basic igneous
rocks, as basalt, gabbro, etc.
Note: The pyroxene group contains pyroxene proper, also the
related orthorhombic species, enstatite, bronzite,
hypersthene, and various monoclinic and triclinic
species, as rhodonite, etc.
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