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Chervetite & Francevillite

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SMM751585

Chervetite & Francevillite

Type Locality

Description Tabs

Description
Locality: 
Mounana Mine, Franceville, Haut-Ogooué Province, Gabon
Class: 
Crystal Group/Cluster
Size Range: 
Micromount (under 1cm)
Size: 
0.4 × 0.4 × 0.1 cm
Description

A colorless irregular crystals group of chervetite rests on top of a small group of thick yellowish francevillite crystals, all mounted (glued) on a black wooden stick.

Boxed with Label
Mineral Data
What's on the rock

Chervetite

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

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

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