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Cylindrite

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CR20848

Cylindrite

Classic Locality

Description Tabs

Description
Locality: 
Poopó, Poopó Province, Poopó Province, Oruro Department, Bolivia
Size Range: 
Miniature (4.5-7 cm)
Size: 
4.5 × 6.2 × 2.5 cm
Largest Crystal: 
2.50cm
Description

This is a rich of specimen of one of the most unique species in all the Mineral Kingdom. Cylindrite is a lead, iron, tin, antimony sulphosalt that forms in "cylinder" or "tube" shaped crystals, hence the name.

This specimen is especially nice considering that is has some very thick crystals.

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