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smithsonite in British English
(ˈsmɪθsəˌnaɪt)
noun
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
Also called (US): calamineWord origin
C19: named after James Smithsonsmithsonite in American English
(ˈsmɪθsəˌnaɪt)
noun
US
a hard, variously colored, rhombohedral mineral, ZnCO3, an ore of zinc; zinc carbonate
Word origin
after James Smithson (see Smithsonian Institution) + -ite1Image ofsmithsonite
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