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more about anorthite
anorthite |
2 definitions found From Webster's Revised Unabridged Dictionary (1913) [web1913]: Anorthite \A*nor"thite\, n. [Gr. 'an priv. + ? straight (? sc ? right angle); not in a right angle.] A mineral of the feldspar family, commonly occurring in small glassy crystals, also a constituent of some igneous rocks. It is a lime feldspar. See {Feldspar}. From WordNet r 1.6 [wn]: anorthite n : rare plagioclastic feldspar occurring in many igneous rocks
more about anorthite