tinstone


tin·stone

T0227700 (tĭn′stōn′)n. See cassiterite.

tinstone

(ˈtɪnˌstəʊn) n (Minerals) another name for cassiterite

cas•sit•er•ite

(kəˈsɪt əˌraɪt)

n. a brown or black mineral, tin dioxide, SnO2, usu. found as fibrous masses or placer deposits; the chief ore of tin. [1855–60; < Greek kassíter(os) tin + -ite1]