Found 1 items, similar to Anorthosite.
English → English (gcide) Definition: Anorthosite 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. [Webster 1913 Suppl.] ||