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Frondelite & Mitridatite

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SER146102

Frondelite & Mitridatite

Description Tabs

Description
Locality: 
Cubos-Mesquitela-Mangualde Area, Mangualde, Viseu District, Portugal
Size Range: 
Small miniature (3-4.5 cm)
Size: 
3.4 × 2.7 × 1.5 cm
Description

Numerous brown frondelite crystals on green-brown spheres of mitridatite

Mineral Data
What's on the rock

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

Mitridatite

Formula: 
Ca2Fe3+3(PO4)3O2·3H2O
Strunz: 
8.DH.30
Crystal System: 
Monoclinic
Hardness: 
2.5
Type Locality: 
Kamysh-Burun Trough, Kerchenskoe deposit, Kerchenskyi (Fe)-ore basin, Kerch peninsula (Kertch peninsula), Crimea peninsula, Crimea Oblast', Ukraine...
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