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Chalcosiderite Var Alumo-chalcosiderite

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PDM703594

Chalcosiderite Var Alumo-chalcosiderite

Rare Mineral

Description Tabs

Description
Locality: 
Alborz, Tehran Province, Iran
Class: 
Massive/Crystalline
Size Range: 
Miniature (4.5-7 cm)
Size: 
5.1 × 3.2 × 0.6 cm
Description

Bloc of microcrystalline bluish-green chalcosiderite, variety alumo-chalcosiderite from Alborz (Iran). Nice specimen of a very rare species and locality.

Exchanged in 1970 with M. Borzée. Ex. René Virlet specimen.

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

Alumo-chalcosiderite

Variety Of: 

Chalcosiderite

Formula: 
Cu(Fe3+,Al)6(PO4)4(OH)8·4H2O
Strunz: 
8.DD.15
Hardness: 
4.5
Formula: 
Cu(Fe,Al)6(PO4)4(OH)8·5H2O
Hardness: 
0.0

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