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Bariandite

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Bariandite

ex. R. Feigl
Type Locality

Description Tabs

Description
Locality: 
Mounana Mine, Franceville, Haut-Ogooué Province, Gabon
Size Range: 
Thumbnail (1-3cm)
Size: 
0.4 × 0.6 × 1 cm
Description

Greenish black crystals of bariandite forming spherical aggregates. Interesting piece.

Mineral Data
What's on the rock

Bariandite

Formula: 
Al0.6(V5+,V4+)8O20·9H2O
Strunz: 
4.HE.20
Crystal System: 
Monoclinic
Hardness: 
0.0
Type Locality: 
Mounana Mine (Mouana Mine), Franceville, Haut-Ogooué Province, Gabon