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Jahnsite-(CaMnFe) & Rockbridgeite & Mitridatite

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PAV856120

Jahnsite-(CaMnFe) & Rockbridgeite & Mitridatite

Classic Locality

Description Tabs

Description
Locality: 
Cubos-Mesquitela-Mangualde Area, Mangualde, Viseu District, Portugal
Class: 
Crystal Group/Cluster
Size Range: 
Thumbnail (1-3cm)
Size: 
2.2 × 1.6 × 1.4 cm
Description

Group of salmon pink to orange/brown jahnsite-(CaMnFe) crystals with reddish orange mitridatite and deep green rockbridgeite, all on globular white fluorapatite.

New for the locality!

Analysed sample!

Sample from Chão do Castanheiro.

Collected: 
2009
Boxed with Label
Mineral Data
What's on the rock

Jahnsite-(CaMnFe)

Formula: 
{Ca}{Mn2+}{Fe2+2}{Fe3+2}(PO4)4(OH)2·8H2O
Strunz: 
8.DH.15
Hardness: 
4.0
Streak: 
White
Type Locality: 
Fletcher Mine, Groton, Grafton Co., New Hampshire, USA

Rockbridgeite

Formula: 
Fe2+Fe3+4(PO4)3(OH)5
Strunz: 
8.BC.10
Crystal System: 
Orthorhombic
Hardness: 
3.5 - 4.5
Type Locality: 
Midvale Mine, South Mountain, Midvale, Rockbridge Co., Virginia, USA

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...