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Cyrilovite & Kryzhanovskite

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PAV903302

Cyrilovite & Kryzhanovskite

Classic Locality

Description Tabs

Description
Locality: 
Chão do Castanheiro, Mesquitela, Mangualde, Viseu District, Portugal
Class: 
Crystal Group/Cluster
Size Range: 
Thumbnail (1-3cm)
Size: 
2 × 2 × 1.7 cm
Description

Vibrant yellow cyrilovite crystals on well developed kryzhanovskite crystals.

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

Cyrilovite

Formula: 
NaFe3+3(PO4)2(OH)4·2H2O
Strunz: 
8.DL.10
Crystal System: 
Tetragonal
Hardness: 
4.0
Streak: 
Yellow
Type Locality: 
Cyrilov phosphate pegmatite (Cyrillhof), Velké Meziříčí, Vysočina Region, Moravia (Mähren; Maehren), Czech Republic

Kryzhanovskite

Formula: 
(Fe3+,Mn2+)3(PO4)2(OH,H2O)3
Strunz: 
8.CC.05
Hardness: 
3.5 - 4.0
Type Locality: 
Ak-Kezen' pegmatite, Belogorskii Town, Kalba Range, Eastern Kazakhstan Province (Shyghys Qazaqstan Oblysy; Vostochno-Kazakhstanskaya Oblast'), Kazakhstan...