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Høgtuvaite

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CR614784

Høgtuvaite

Rare !
Type Locality

Description Tabs

Description
Locality: 
Bordvedåga, Høgtuva, Rana, Nordland, Norway
Class: 
Crystals on Matrix
Size Range: 
Small cabinet (7-10 cm)
Size: 
8 × 4.8 × 1.3 cm
Description

Black elongated Høgtuvaite crystals in a peraluminous granitic gneiss matrix.

Rich specimen - ex Roy Kristiansen collection

Mineral Data
What's on the rock

Høgtuvaite

Formula: 
(Ca,Na)2(Fe2+,Fe3+,Ti)6[O2|Be(Si,Al)5O18]
Strunz: 
9.DH.40
Crystal System: 
Triclinic
Hardness: 
5.5
Colour: 
Black
Type Locality: 
Høgtuva Beryllium deposit, Rana, Nordland, Norway