Adjacent Words

cassiterite definitions

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WordNet (r) 3.0 (2005)

n
1: a hard heavy dark mineral that is the chief source of tin

Merriam Webster's

noun Etymology: French cassitérite, from Greek kassiteros tin Date: 1858 a brown or black mineral that consists of tin dioxide and is the chief source of metallic tin — called also tinstone

Oxford Reference Dictionary

n. a naturally occurring ore of tin dioxide, from which tin is extracted. Also called TINSTONE. Etymology: Gk kassiteros tin

Webster's 1913 Dictionary

Cassiterite Cas*sit"er*ite, n. [Gr. ? tin.] (Min.) Native tin dioxide; tin stone; a mineral occurring in tetragonal crystals of reddish brown color, and brilliant adamantine luster; also massive, sometimes in compact forms with concentric fibrous structure resembling wood (wood tin), also in rolled fragments or pebbly (Stream tin). It is the chief source of metallic tin. See Black tin, under Black.