Teallite forms soft silvery grey mica-like plates and crystallizes in the orthorhombic system.
2.
Teallite was first described in 1904 from its type locality in Santa Rosa, Antequera, Bolivia.
3.
"' Teallite "'is a sulfide mineral of tin and lead with chemical formula : S 2.
4.
Cassiterite ( SnO 2 ) is the only commercially important source of tin, although small quantities of tin are recovered from complex sulfides such as stannite, cylindrite, franckeite, canfieldite, and teallite.
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