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Bastinite & Variscite

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SER640397

Bastinite & Variscite

Description Tabs

Description
Locality: 
Eduardos Mine, Conselheiro Pena, Minas Gerais, Brazil
Class: 
Crystal Group/Cluster
Size Range: 
Thumbnail (1-3cm)
Size: 
2.8 × 1.6 × 1.1 cm
Description

Several orange bastinite crystals (a variety of hureaulite with platy habit) with pink variscite

Mineral Data
What's on the rock

Bastinite

Variety Of: 

Hureaulite

Formula: 
(Mn,Fe)5(PO4)2(HPO4)2·4H2O
Strunz: 
8.CB.10
Hardness: 
5.0
Hardness: 
4.0 - 0.0
Streak: 
White
Type Locality: 
Custer Mountain lode (Snookum mine), Custer, Custer District, Custer Co., South Dakota, USA

Variscite

Formula: 
AlPO4·2H2O
Strunz: 
8.CD.10
Crystal System: 
Orthorhombic
Hardness: 
3.5 - 4.5
Streak: 
White
Type Locality: 
Meßbach Quarry, Meßbach, Plauen, Vogtland, Saxony, Germany
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