Moving mountains for you
Switch currency

Current Live Auctions

Current Live Fixed Price Sales

Cafarsite & Agardite-(Y)

Views:
Watches:
RSL785647

Cafarsite & Agardite-(Y)

Rare Mineral

Description Tabs

Description
Locality: 
Wanni Glacier, Monte Cervandone, Binn Valley, Valais, Switzerland
Class: 
Crystals on Matrix
Size Range: 
Miniature (4.5-7 cm)
Size: 
6.8 × 4.8 × 3.5 cm
Largest Crystal: 
0.30cm
Description

Group of cafarsite crystals, a rare hydrated arsenite of iron, titanium, manganese and calcium. Well faceted, brilliant and disposed on a quartz matrix with clinochlore. With needle aggregates of green-blue agardite-(Y). From the Type Locality for the species.

Collected: 
2005
Mineral Data
What's on the rock

Cafarsite

Formula: 
Ca5.9Mn1.7Fe3Ti3(AsO3)12·4-5H2O
Strunz: 
4.JC.05
Crystal System: 
Isometric
Hardness: 
5.5 - 6.0
Type Locality: 
Wanni glacier - Scherbadung area (Monte Cervandone), Kriegalp Valley (Chriegalp Valley), Binn Valley, Wallis (Valais), Switzerland

Agardite-(Y)

Formula: 
YCu6(AsO4)3(OH)6·3H2O
Strunz: 
8.DL.15
Crystal System: 
Hexagonal
Hardness: 
3.0 - 4.0
Type Locality: 
Bou Skour Mine, Bou Skour District, Djebel Saghro (Jbel Saghro), Ouarzazate Province, Souss-Massa-Draâ Region, Morocco