Found 2 items, similar to Pyrophyllite.
English → English (WordNet) Definition: pyrophyllite pyrophyllite n : a white or greenish aluminum silicate mineral (resembles talc)
English → English (gcide) Definition: Pyrophyllite Pyrophyllite \Py*roph"yl*lite\, n. [Pyro- + Gr. ? leaf.] (Min.) A mineral, usually of a white or greenish color and pearly luster, consisting chiefly of the hydrous silicate of alumina. [1913 Webster]