Word Study
wollastonite
CIDE DICTIONARY
wollastonite, n. [After Dr. W. H. Wollaston , an English chemist, who died in 1828.].
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]
For further exploring for "wollastonite" in Webster Dictionary Online