Found 2 items, similar to wollastonite.
English → English (WordNet) Definition: wollastonite wollastonite n : a white or grayish mineral typically found in metamorphic limestone; a silicate of calcium
English → English (gcide) Definition: Wollastonite Wollastonite \Wol"las*ton*ite\, n. [After Dr. W. H. Wollaston, an English chemist, who died in 1828.] (Min.) A silicate of lime of a white to gray, red, or yellow color, occurring generally in cleavable masses, rarely in tabular crystals; tabular spar. [1913 Webster]