ALL meanings of smithsonite
smith·son·ite
S s - noun smithsonite a native carbonate of zinc, ZnCO 3 , that is an important ore of the metal. 1
- noun smithsonite a white mineral consisting of zinc carbonate in hexagonal crystalline form: occurs chiefly in dry limestone regions and is a source of zinc. Formula: ZnCO3 0
- noun smithsonite a hard, variously colored, rhombohedral mineral, ZnCO3, an ore of zinc; zinc carbonate 0