noun cas·sit·er·ite \kə-ˈsi-tə-ˌrīt\

Definition of cassiterite

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

Origin and Etymology of cassiterite

French cassitérite, from Greek kassiteros tin

First Known Use: 1858

Other Mineralogy Terms

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