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Keckite & Robertsite & Strunzite

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SHS99669

Keckite & Robertsite & Strunzite

Description Tabs

Description
Locality: 
Hagendorf South Pegmatite, Bavaria, Germany
Size Range: 
Small miniature (3-4.5 cm)
Size: 
3.6 × 3 × 2.2 cm
Description

Keckite, robertsite and strunzite on matrix

Mineral Data
What's on the rock

Keckite

Formula: 
CaMn2+Fe3+2Fe3+2(PO4)4(OH)3(H2O)7
Strunz: 
8.DH.15
Hardness: 
4.5
Type Locality: 
Hagendorf South Pegmatite (Cornelia Mine; Hagendorf South Open Cut), Hagendorf, Waidhaus, Upper Palatinate, Bavaria, Germany

Robertsite

Formula: 
Ca3Mn3+4(PO4)3O2·3H2O
Strunz: 
8.DH.30
Hardness: 
3.5
Streak: 
Red-brown
Type Locality: 
Tip Top Mine (Tip Top pegmatite), Fourmile, Custer District, Custer Co., South Dakota, USA

Strunzite

Formula: 
Mn2+Fe3+2(PO4)2(OH)2·6H2O
Strunz: 
8.DC.25
Hardness: 
4.0
Streak: 
White
Type Locality: 
Hagendorf South Pegmatite (Cornelia Mine; Hagendorf South Open Cut), Hagendorf, Waidhaus, Upper Palatinate, Bavaria, Germany
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