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Hureaulite & Reddingite

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SHS25314

Hureaulite & Reddingite

Description Tabs

Description
Locality: 
Aracuai, Minas Gerais, Brazil
Class: 
Crystals on Matrix
Size Range: 
Thumbnail (1-3cm)
Size: 
2.5 × 1.5 × 2.1 cm
Largest Crystal: 
0.40cm
Description

Pale pink hureaulite crystals with reddingite

Mineral Data
What's on the rock

Hureaulite

Formula: 
(Mn,Fe)5(PO4)2(HPO4)2·4H2O
Strunz: 
8.CB.10
Hardness: 
5.0
Type Locality: 
Les Hureaux, Saint-Sylvestre, Haute-Vienne, Limousin, France

Reddingite

Formula: 
(Mn2+,Fe2+)3(PO4)2·3H2O
Strunz: 
8.CC.05
Hardness: 
3.5
Type Locality: 
Fillow Quarry (Branchville Quarry; Branchville Mica Mine; Smith Mine), Branchville, Redding (Reading), Fairfield Co., Connecticut, USA