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De - Pt| English Dictionary: anorthosite | by the DICT Development Group |
| 1 result for anorthosite | |
| From Webster's Revised Unabridged Dictionary (1913) [web1913]: | |
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Anorthosite \A*nor"tho*site\, n. [F. anorthose triclinic feldspar (fr. Gr. [?] priv. + [?] straight) + -ite.] (Petrol.) A granular igneous rock composed almost exclusively of a soda-lime feldspar, usually labradorite. | |
