- a native carbonate of zinc, ZnCO3, that is an important ore of the metal.
Origin of smithsonite
Examples from the Web for smithsonite
Historical Examples of smithsonite
Smithsonite is a carbonate much resembling, and often found with, calamine.The A B C of Mining
Charles A. Bramble
Zinc occurs in nature most commonly as sulphide (blende); it also occurs as carbonate (calamine) and silicate (smithsonite).A Textbook of Assaying: For the Use of Those Connected with Mines.
Cornelius Beringer and John Jacob Beringer
- a white mineral consisting of zinc carbonate in hexagonal crystalline form: occurs chiefly in dry limestone regions and is a source of zinc. Formula: ZnCO 3Also called (US): calamine