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Dorfmanite & Villiaumite

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HCH629919

Dorfmanite & Villiaumite

Description Tabs

Description
Locality: 
Eveslogchorr Mountain, Khibiny Massif, Murmansk Oblast, Russian Federation
Class: 
Massive/Crystalline
Size Range: 
Thumbnail (1-3cm)
Size: 
2 × 2 × 2 cm
Description

White earthy crusts of Dorfmanite in paragneses of Villiaumite on matrix.

Mineral Data
What's on the rock

Dorfmanite

Formula: 
Na2HPO4·2H2O
Strunz: 
8.CJ.60
Crystal System: 
Orthorhombic
Hardness: 
1.0 - 1.5
Colour: 
White
Type Locality: 
Koashva quarry, Koashva Mt, Khibiny Massif, Kola Peninsula, Murmanskaja Oblast', Northern Region, Russia...

Villiaumite

Formula: 
NaF
Strunz: 
3.AA.20
Crystal System: 
Isometric
Hardness: 
2.0 - 2.5
Streak: 
White
Type Locality: 
Rouma Island (Roume Island; Roma Island; Ruma Island), Los Archipelago (Los Islands), Guinea

Seller Information

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