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Hureaulite Fluorapatite Ferroberaunite Mitridatite & Jahnsite-(CaMnMn)

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PAV903298

Hureaulite Fluorapatite Ferroberaunite Mitridatite & Jahnsite-(CaMnMn)

Classic Locality

Description Tabs

Description
Locality: 
Chão do Castanheiro, Mesquitela, Mangualde, Viseu District, Portugal
Class: 
Crystal Group/Cluster
Size Range: 
Thumbnail (1-3cm)
Size: 
1.7 × 1.7 × 1.1 cm
Description

A very colorfull specimen! With many secondary phosphates!

Salmon pink hurealite with white fluorapatite 'urchins', tiny yellow jahnsite, deep red to brown spheroidal mitridatite, green ferroberaunite 'urchins'...

Collected: 
2009
Boxed with Label
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

Fluorapatite

Formula: 
Ca2Ca3(PO4)3F
Strunz: 
8.BN.05
Crystal System: 
Hexagonal
Hardness: 
5.0
Streak: 
White
Type Locality: 
Sauberg Mine, Ehrenfriedersdorf, Erzgebirge, Saxony, Germany

Ferroberaunite

Formula: 
Fe2+Fe3+5(PO4)4(OH)5 · 6H2O
Strunz: 
8.DH.
Crystal System: 
Monoclinic
Colour: 
Green; dark greenish-brown, green, grading to grey
Type Locality: 
Gravel Hill Mine, Perran Iron Lode, Perranzabuloe, Cornwall, England, UK

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...

Jahnsite-(CaMnMn)

Formula: 
{Ca}{Mn2+}{Mn2+2}{Fe3+2}(PO4)4(OH)2·8H2O
Strunz: 
8.DH.15
Hardness: 
4.0
Streak: 
White
Type Locality: 
Cubos-Mesquitela-Mangualde area, Mangualde, Viseu District, Portugal