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Fenaksite

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JYJ625124

Fenaksite

Description Tabs

Description
Locality: 
Koashva Open Pit, Koashva Mountain, Khibiny Massif, Murmansk Oblast, Russian Federation
Class: 
Crystals on Matrix
Size Range: 
Miniature (4.5-7 cm)
Size: 
2.4 × 5.8 × 4.1 cm
Description

A hand-sized specimen with fenaksite crystals. Rich specimen!

References: Pekov, I. (1998) Minerals First discovered on the territory of the former Soviet Union 369p. Ocean Pictures, Moscow

Mineral Data
What's on the rock

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...