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Arfvedsonite

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SHS627387

Arfvedsonite

Description Tabs

Description
Locality: 
Rasvumchorr Mountain, Khibiny Massif, Murmansk Oblast, Russian Federation
Class: 
Massive/Crystalline
Size Range: 
Small miniature (3-4.5 cm)
Size: 
4.4 × 2.2 × 2.2 cm
Description

Nice arfvedsonite on matrix

Mineral Data
What's on the rock

Arfvedsonite

Formula: 
[Na][Na2][Fe2+4Fe3+]Si8O22(OH)2
Strunz: 
9.DE.25
Hardness: 
5.0 - 6.0
Type Locality: 
Kangerluarsuk Fjord (Kangerdluarssuq Fjord), Ilímaussaq complex, Narsaq, Kujalleq, Greenland