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Phosphosiderite & Bermanite

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TPX564538

Phosphosiderite & Bermanite

Classic Locality

Description Tabs

Description
Locality: 
Bendada Mines, Bendada, Sabugal, Guarda District, Portugal
Class: 
Crystals on Matrix
Size Range: 
Miniature (4.5-7 cm)
Size: 
5.4 × 4.6 × 2.7 cm
Weight: 
72.00gr
Description

Spectacular sample of phosphosiderite, bermanite, rockbridgeite and possible stewartite from this classic Portuguese site, perhaps one of the best sites worldwide for this type of phosphates.

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

Seller Information

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