Smithsonite

1 definition found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  Smithsonite \Smith"son*ite\, n. [See {Smithsonian}.] (Min.)
     Native zinc carbonate. It generally occurs in stalactitic,
     reniform, or botryoidal shapes, of a white to gray, green, or
     brown color. See Note under {Calamine}.
     [1913 Webster]