Moving mountains for you
Switch currency

Current Live Auctions

Current Live Fixed Price Sales

Chalcosiderite & Strengite

Views:
Watches:
CR50730

Chalcosiderite & Strengite

Rare Mineral

Description Tabs

Description
Locality: 
Kreuzberg, Pleystein, Upper Palatinate, Bavaria, Germany
Size Range: 
Miniature (4.5-7 cm)
Size: 
5 × 3 × 2.6 cm
Description

Green sphaerolites of chalcosiderite on violet strengite crystals in vugs of the quartz matrix.

Very old specimen - collected 1921. Ex F. Bauer collection, Munich, Germany

Mineral Data
What's on the rock

Chalcosiderite

Formula: 
Cu(Fe3+,Al)6(PO4)4(OH)8·4H2O
Strunz: 
8.DD.15
Crystal System: 
Triclinic
Hardness: 
4.5
Type Locality: 
Phoenix United Mine, Minions, Linkinhorne, Liskeard District, Cornwall, England, UK

Strengite

Formula: 
FePO4·2H2O
Strunz: 
8.CD.10
Hardness: 
3.5 - 4.0
Streak: 
white
Type Locality: 
Eleonore Mine, Rodheim-Bieber, Wetzlar, Hesse, Germany