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Cylindrite

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GFM1027727

Cylindrite

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Description Tabs

Description
Locality: 
Poopó Province, Oruro Department, Bolivia
Class: 
Crystals on Matrix
Size Range: 
Small miniature (3-4.5 cm)
Size: 
3.5 × 4 × 1.5 cm
Description

Free standing, dark gray metallic, round cylindrical columnar crystals to 3 cm, very rich with some Wurtzite-Pyrite matrix. Free-standing "idiomorphic crystal pillars" of the rare Tin-Lead-Sulphide are extremely rare.

Mineral Data
What's on the rock

Cylindrite

Formula: 
Pb3Sn4FeSb2S14
Strunz: 
2.HF.25a
Crystal System: 
Triclinic
Hardness: 
2.5
Streak: 
Black
Type Locality: 
Santa Cruz Mine, Poopó town, Poopó Province, Oruro Department, Bolivia