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Beryllonite & Montebrasite

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SER932483

Beryllonite & Montebrasite

Description Tabs

Description
Locality: 
Telírio Claim, Linópolis, Divino das Laranjeiras, Minas Gerais, Brazil
Class: 
Crystal Group/Cluster
Size Range: 
Small miniature (3-4.5 cm)
Size: 
3.5 × 2.5 × 1.5 cm
Description

a cluster of albite crystals hosts a colourless beryllonite crystal and some yellow montebrasite crystals

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

Montebrasite

Formula: 
LiAl(PO4)(OH)
Strunz: 
8.BB.05
Hardness: 
5.5 - 6.0
Streak: 
White
Type Locality: 
Montebras Mines, Montebras, Soumans, Creuse, Limousin, France