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Behoite Gonnardite & Polylithionite

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SYM193833

Behoite Gonnardite & Polylithionite

Rare Mineral

Description Tabs

Description
Locality: 
Poudrette Quarry, Mont Saint-Hilaire, Québec, Canada
Size Range: 
Small miniature (3-4.5 cm)
Size: 
3.5 × 3 × 3 cm
Description

Sharp well formed reticulated behoite with white gonnardite and polylithionite.

Mineral Data
What's on the rock

Behoite

Formula: 
Be(OH)2
Strunz: 
4.FA.05a
Crystal System: 
Orthorhombic
Hardness: 
4.0
Type Locality: 
Rode Ranch pegmatite, Llano Co., Texas, USA

Gonnardite

Formula: 
(Na,Ca)2(Si,Al)5O10·3H2O
Strunz: 
9.GA.05
Hardness: 
4.0 - 5.0
Type Locality: 
La Chaux de Bergonne, Gignat, Saint-Germain-Lembron, Puy-de-Dôme, Auvergne, France

Polylithionite

Formula: 
KLi2Al(Si4O10)(F,OH)2
Strunz: 
9.EC.20
Hardness: 
2.0 - 3.0
Type Locality: 
Kangerluarsuk Fjord (Kangerdluarssuq Fjord), Ilímaussaq complex, Narsaq, Kujalleq, Greenland