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Natrite & Fenaksite

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SHS81257

Natrite & Fenaksite

Description Tabs

Description
Locality: 
Rasvumchorr Mountain, Khibiny Massif, Murmansk Oblast, Russian Federation
Size Range: 
Small miniature (3-4.5 cm)
Size: 
4 × 3 × 2 cm
Description

Natrite and fenaksite on matrix

Mineral Data
What's on the rock

Natrite

Formula: 
Na2CO3
Strunz: 
5.AA.10
Crystal System: 
Monoclinic
Hardness: 
1.0 - 1.5
Streak: 
White
Type Locality: 
Olenii Creek (Olenii Ruchei; Oleny Ruchei), Khibiny Massif, Kola Peninsula, Murmanskaja Oblast', Northern Region, Russia...

Fenaksite

Formula: 
(K,Na)4(Fe,Mn)2(Si4O10)2(OH,F)
Strunz: 
9.DG.70
Hardness: 
5.0 - 5.5
Type Locality: 
Material'naya Adit, Yukspor Mt, Khibiny Massif, Kola Peninsula, Murmanskaja Oblast', Northern Region, Russia...