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Francevillite Curienite & Chervetite

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Francevillite Curienite & Chervetite

Description Tabs

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

Red francevillite with chervetite and yellow powdery curienite from the Mounana mine, Gabon.

 

Mineral Data
What's on the rock

Francevillite

Formula: 
(Ba,Pb)(UO2)2(VO4)2·5H2O
Strunz: 
4.HB.15
Hardness: 
3.0
Type Locality: 
Mounana Mine (Mouana Mine), Franceville, Haut-Ogooué Province, Gabon

Curienite

Formula: 
Pb(UO2)2(VO4)2·5H2O
Strunz: 
4.HB.15
Hardness: 
3.0
Type Locality: 
Mounana Mine (Mouana Mine), Franceville, Haut-Ogooué Province, Gabon

Chervetite

Formula: 
Pb2(V2O7)
Strunz: 
8.FA.15
Hardness: 
2.0 - 2.5
Type Locality: 
Mounana Mine (Mouana Mine), Franceville, Haut-Ogooué Province, Gabon