stan·nite /ˈstæˌnaɪt/
  亞錫酸鹽; 黝錫礦
  Stan·nine Stan·nite n. Min. A mineral of a steel-gray or iron-black color; tin pyrites. It is a sulphide of tin, copper, and iron.
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  stannite
       n : a dark gray mineral with a metallic luster that is a source
           of tin [syn: tin pyrites]