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Beryllonite With Viitaniemiite

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MFM962225

Beryllonite With Viitaniemiite

Description Tabs

Description
Locality: 
Paprok, Kamdesh District, Nuristan Province, Afghanistan
Class: 
Single Crystal
Size Range: 
Small miniature (3-4.5 cm)
Size: 
2.8 × 3.5 × 1.2 cm
Description

A very unusual nice combination specimen of well terminated high transparency beryllonite with macro crystals of extremely rare mineral viitaniemiite? , viitaniemiite crystal has not been alanlyzed yet visual identification, nice specimen from the locality 

Mineral Data
What's on the rock

Beryllonite

Formula: 
NaBePO4
Strunz: 
8.AA.10
Crystal System: 
Monoclinic
Hardness: 
5.5 - 6.0
Streak: 
White
Type Locality: 
Joe McKeen Mountain locality (McKean Farm), Stoneham, Oxford Co., Maine, USA

Viitaniemiite

Formula: 
Na(Ca,Mn2+)Al(PO4)(F,OH)3
Strunz: 
8.BL.15
Hardness: 
5.0
Type Locality: 
Viitaniemi pegmatite, Eräjärvi area, Orivesi, Western and Inner Finland Region, Finland