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Pyrrhotite With Biotite

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CLB60255

Pyrrhotite With Biotite

Description Tabs

Description
Locality: 
Santa Eulalia, Aquiles Serdán Municipality, Chihuahua, Mexico
Size Range: 
Small cabinet (7-10 cm)
Size: 
7.5 × 4 × 4.9 cm
Description

A strange mass of dark-stained pyrrhotite with biotite. Uncommon combination.

Mineral Data
What's on the rock

Pyrrhotite

Formula: 
Fe1-xS (x = 0 to 0.17)
Strunz: 
2.CC.10
Crystal System: 
Monoclinic
Hardness: 
3.5 - 4.0

Biotite

Group Parent: 
Mica Group

Seller Information

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