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Strengite With Frondelite

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JYJ53050

Strengite With Frondelite

Description Tabs

Description
Locality: 
Hagendorf South Pegmatite, Bavaria, Germany
Size Range: 
Thumbnail (1-3cm)
Size: 
0.6 × 1.4 × 0.8 cm
Largest Crystal: 
0.05cm
Description

Spherical strengite crystals on frondelite from Cornelia Mine. The free-standing crystals are translucent.

Mineral Data
What's on the rock

Strengite

Formula: 
FePO4·2H2O
Strunz: 
8.CD.10
Hardness: 
3.5 - 4.0
Streak: 
white
Type Locality: 
Eleonore Mine, Rodheim-Bieber, Wetzlar, Hesse, Germany

Frondelite

Formula: 
Mn2+Fe3+4(PO4)3(OH)5
Strunz: 
8.BC.10
Hardness: 
4.5
Type Locality: 
Sapucaia Mine (Proberil mine), Sapucaia do Norte, Galiléia, Doce valley, Minas Gerais, Brazil