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Thornasite

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BCK219292

Thornasite

Rare Mineral

Description Tabs

Description
Locality: 
Demix-Varennes Quarry, Varennes & St-Amable, Montérégie, Québec, Canada
Size Range: 
Thumbnail (1-3cm)
Size: 
1.8 × 1.8 × 1.5 cm
Description

You are bidding on what may be one of the best known specimens of thornasite. The specimen was collected by Bob Rothenberg and is from his personal collection. There are at least 15 perfect crystals and groups of crystals on matrix. A world class specimen of this mineral!

Mineral Data
What's on the rock

Thornasite

Formula: 
(Na,K)12Th3[Si8O19]4·18H2O
Strunz: 
9.GF.50
Hardness: 
0.0
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

Seller Information

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