Dictionary

cassiterite

noun cas·sit·er·ite \kə-ˈsi-tə-ˌrīt\

Definition of CASSITERITE

:  a brown or black mineral that consists of tin dioxide and is the chief source of metallic tin —called also tinstone

Origin of CASSITERITE

French cassitérite, from Greek kassiteros tin
First Known Use: 1858

Other Mineralogy Terms

agate, host, inclusion, matrix, streak

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