pyroxenoid
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pyroxenoid — adjective or noun see pyroxene … New Collegiate Dictionary
pyroxenoid — … Useful english dictionary
pyroxene — noun Etymology: French pyroxène, from Greek pyr + xenos stranger Date: 1800 any of a group of igneous rock forming silicate minerals that contain calcium, sodium, magnesium, iron, or aluminum, usually occur in short prismatic crystals or massive… … New Collegiate Dictionary
Wollastonite — Infobox mineral name = Wollastonite category = Silicate mineral boxwidth = boxbgcolor = caption = formula = Calcium silicate, CaSiO3 molweight = color = white, colorless or gray habit = rare tabular crystals commonly massive in lamellar,… … Wikipedia
Silicate minerals — The silicate minerals make up the largest and most important class of rock forming minerals, constituting approximately 90 percent of the crust of the Earth. They are classified based on the structure of their silicate group. Silicate minerals… … Wikipedia
Baoruco Mountain Range — (Bahoruco Mountain Range, Sierra de Baoruco) is situated in the Baoruco Province in the far southwestern corner of the Dominican Republic. It is noted for the blue colored concretions called larimar which formed in the volcanic vesicles. Part of… … Wikipedia
pyroxene — pyroxenic /puy rok sen ik/, adj. /puy rok seen, peuh , puy rok seen /, n. any of a very common group of minerals of many varieties, silicates of magnesium, iron, calcium, and other elements, occurring as important constituents of many kinds of… … Universalium
