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Potosíite

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PDM944905

Potosíite

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Description
Locality: 
San José Mine, Oruro City, Cercado Province, Oruro Department, Bolivia
Class: 
Crystals on Matrix
Size Range: 
Small miniature (3-4.5 cm)
Size: 
4 × 3.1 × 2.2 cm
Weight: 
59.00gr
Description

Dark grey lustrous crystals of franckeite of the variety potosíite on matrix. Acquired in 1998. Ex Dr. Bob Janssens, #1794.

Combine specimens to reduce shipping costs!.

Mineral Data
What's on the rock

Potosíite

Variety Of: 

Franckeite

Formula: 
Fe2+(Pb,Sn2+)6Sn4+2Sb2S14
Strunz: 
2.HF.25b
Hardness: 
2.5 - 3.0
Formula: 
Pb6Sn3FeSb3S16
Strunz: 
2.HF.25b
Hardness: 
2.5

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