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Chaméanite Geffroyite & Giraudite

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BCK868357

Chaméanite Geffroyite & Giraudite

Type Locality

Description Tabs

Description
Locality: 
Chaméane Uranium Deposit, Chaméane, Sauxillanges, Puy-de-Dôme, Auvergne-Rhône-Alpes, France
Class: 
Massive/Crystalline
Size Range: 
Miniature (4.5-7 cm)
Size: 
5.3 × 3.3 × 1.3 cm
Description

You are bidding on a polished, probed sample with metallic areas of geffroyite, giraudite-Zn, chameanite, eskeborneite, uraninite and umangite in matrix from the type locality for three of the species! 

Mineral Data
What's on the rock

Chaméanite

Formula: 
(Cu,Fe)4As(Se,S)4
Strunz: 
2.LA.35
Hardness: 
4.5
Colour: 
Grey
Type Locality: 
Chaméane Uranium Deposit, Chaméane, Sauxillanges, Puy-de-Dôme, Auvergne, France

Geffroyite

Formula: 
(Cu,Fe,Ag)9(Se,S)8
Strunz: 
2.BB.15
Hardness: 
2.5
Type Locality: 
Chaméane Uranium Deposit, Chaméane, Sauxillanges, Puy-de-Dôme, Auvergne, France

Giraudite

Formula: 
Cu6[Cu4(Fe,Zn)2]As4Se13
Strunz: 
2.GB.05
Hardness: 
3.5 - 4.0
Type Locality: 
Chaméane Uranium Deposit, Chaméane, Sauxillanges, Puy-de-Dôme, Auvergne, France

Seller Information

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