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Elpidite Gaidonnayite & Polylithionite

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CFL1016299

Elpidite Gaidonnayite & Polylithionite

Fluorescent

Description Tabs

Description
Locality: 
Poudrette Quarry, Mont Saint-Hilaire, Québec, Canada
Class: 
Crystal Group/Cluster
Size Range: 
Small miniature (3-4.5 cm)
Size: 
3.3 × 2.7 × 2 cm
Description

Superb specimen of fluorescent elpidite crystals associated with type locality gaidonnayite and polylithionite.  Collected in 1998.

Mineral Data
What's on the rock

Elpidite

Formula: 
Na2ZrSi6O15·3H2O
Strunz: 
9.DG.65
Crystal System: 
Orthorhombic
Hardness: 
5.0

Gaidonnayite

Formula: 
Na2Zr(Si3O9)·2H2O
Strunz: 
9.DM.15
Crystal System: 
Orthorhombic
Hardness: 
5.0 - 0.0
Streak: 
White
Type Locality: 
Poudrette quarry (Demix quarry; Uni-Mix quarry; Desourdy quarry; Carrière Mont Saint-Hilaire), Mont Saint-Hilaire, La Vallée-du-Richelieu RCM, Montérégie, Québec, Canada

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

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Shipping Information

Postage Area Price
Canada
$16
USA
$13
Europe
$15
Rest of World
$17

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