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Hilairite & Gaidonnayite

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SKY1110343

Description Tabs

Description
Locality: 
Mont Saint-Hilaire, Montérégie, Québec, Canada
Class: 
Crystals on Matrix
Size Range: 
Thumbnail (1-3cm)
Size: 
2.2 × 1.5 × 1.5 cm
Description

Plenty of brown crystals of hilairite associated to minoritary gaidonnayite from the famous Mont Saint Hilaire quarry.

Ex. Erich Laskowski collection (USA) .

Mineral Data
What's on the rock

Hilairite

Formula: 
Na2Zr[SiO3]3·3H2O
Strunz: 
9.DM.10
Hardness: 
4.5
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

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

Current price

Starting price

10
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Start 09 Mar 18:00
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Shipping Information

Postage Area Price
Spain
7
Europe (up to 250g).
15
USA (up to 250g). No duties or taxes applied
20
Rest of the World (up to 250g).
20

Seller Information

Payment options: offline, paypal_wpp, paypal_wps

Bid History

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