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Francevillite Curienite & Mounanaite

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BCK682578

Francevillite Curienite & Mounanaite

David Burgess Collection
Type Locality

Description Tabs

Description
Locality: 
Mounana Mine, Franceville, Haut-Ogooué Province, Gabon
Class: 
Crystals on Matrix
Size Range: 
Cabinet (10-18 cm)
Size: 
14 × 7.1 × 7 cm
Description

You are bidding on a very large and rich sample from the David Burgess collection with seams hosting rich clusters of orange francevilleite with powdery yellow curienite. The specimen is too large to fit under my scope for photographs! Very rich and very hot. 

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

Mounanaite

Formula: 
PbFe3+2(VO4)2(OH,F)2
Strunz: 
8.CG.15
Crystal System: 
Triclinic
Hardness: 
0.0
Type Locality: 
Mounana Mine (Mouana Mine), Franceville, Haut-Ogooué Province, Gabon

Seller Information

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