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Phosphosiderite & Bermanite With Rockbridgeite

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CLB90754

Phosphosiderite & Bermanite With Rockbridgeite

Classic Locality

Description Tabs

Description
Locality: 
Bendada Mines, Bendada, Sabugal, Guarda District, Portugal
Size Range: 
Miniature (4.5-7 cm)
Size: 
6 × 4 × 4 cm
Description

Blue to purple phosphosiderite with brownish bermanite (not confirmed) and dark rockbridgeite.

A fine sample.

Mineral Data
What's on the rock

Phosphosiderite

Formula: 
FePO4·2H2O
Strunz: 
8.CD.05
Hardness: 
3.5 - 4.0
Type Locality: 
Kalterborn Mine, Eiserfeld, Siegerland, North Rhine-Westphalia, Germany

Bermanite

Formula: 
Mn2+Mn3+2(PO4)2(OH)2·4H2O
Strunz: 
8.DC.20
Crystal System: 
Monoclinic
Hardness: 
3.5
Type Locality: 
7U7 Ranch (7-U-7 Ranch), Bagdad Mine area, Hillside, Eureka District, Yavapai Co., Arizona, USA

Rockbridgeite

Formula: 
Fe2+Fe3+4(PO4)3(OH)5
Strunz: 
8.BC.10
Crystal System: 
Orthorhombic
Hardness: 
3.5 - 4.5
Type Locality: 
Midvale Mine, South Mountain, Midvale, Rockbridge Co., Virginia, USA

Seller Information

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