stannite

stannite

[stan-ahyt]
noun
a mineral, iron-black to steel-gray in color, with a metallic luster, copper iron tin sulfide, Cu 2 FeSnS 4 : an ore of tin.
Also called tin pyrites.


Origin:
1850–55; stann(um) + -ite1

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stannite (ˈstænaɪt)
 
n
a grey metallic mineral that consists of a sulphide of tin, copper, and iron and is a source of tin. Formula: Cu2FeSnS4
 
[C19: from stannum + -ite1]

Collins English Dictionary - Complete & Unabridged 10th Edition
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Encyclopedia Britannica
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stannite

a sulfide mineral, chemical formula Cu2FeSnS4, that is an ore of tin. It is ordinarily found associated with other sulfide minerals in tin veins, as at Cornwall, England; Zeehan, Tasmania; and Bolivia. Stannite is a member of the chalcopyrite group of sulfides. Stannite crystals have tetragonal symmetry. For chemical formula and detailed physical properties, see sulfide mineral (table)

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Encyclopedia Britannica, 2008. Encyclopedia Britannica Online.
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