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Chlorargyrite & Bromargyrite

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JYJ615480

Chlorargyrite & Bromargyrite

Description Tabs

Description
Locality: 
Poullaba Vein, Huelgoat, Finistère, Brittany, Brittany, France
Class: 
Crystals on Matrix
Size Range: 
Thumbnail (1-3cm)
Size: 
1.7 × 1.4 × 0.9 cm
Description

Pale green bromargyrite and cubic chlorargyrite on limonitic matrix. 

Reference: 

R.PIERROT, L. CHAURIS, C. LAFORET (1973) : "Inventaire minéralogique de la France : 29- Finistère.", B.R.G.M. Paris.

Mineral Data
What's on the rock

Chlorargyrite

Formula: 
AgCl
Strunz: 
3.AA.15
Crystal System: 
Isometric
Hardness: 
1.5 - 2.5
Streak: 
White
Type Locality: 
Marienberg District, Erzgebirge, Saxony, Germany

Bromargyrite

Formula: 
AgBr
Strunz: 
3.AA.15
Hardness: 
2.5
Type Locality: 
Plateros, Zacatecas, Mexico