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Thornasite from
Poudrette quarry (Demix quarry; Uni-Mix quarry; Desourdy quarry; Carrière Mont Saint-Hilaire), Mont Saint-Hilaire, Rouville RCM, Montérégie, Québec, Canada

Description
Type Locality:	Poudrette quarry (Demix quarry; Uni-Mix quarry; Desourdy quarry; Carrière Mont Saint-Hilaire), Mont Saint-Hilaire, Rouville RCM, Montérégie, Québec, Canada is the type locality for Thornasite
Quality of samples:	not specified / average specimens
Confirmation
Validity:	Believed Valid
References
References:	ANSELL, V.E., and CHAO, G.Y. (1987) Thornasite, a new hydrous sodium thorium silicate from Mont St Hilaire, Quebec. Canadian Mineralogist, 25, 181-183. LI, Y., KRIVOVICHEV, V., and BURNS, P.C. (2000) The crystal structure of thornasite, Na12Th3[Si8O19]4(H2O)18: A novel interrupted Silicate framework. American Mineralogist, 85, 1521-1525; LI, Y., KRIVOVICHEV, V., and BURNS, P.C. (2001) Errata. American Mineralogist, 86, 384. HORVÁTH, L., and GAULT, R.G. (1990) The mineralogy of Mont Saint Hilaire. Mineralogical Record, 21, 284 359.
Data
Mineral Data:	Click here to view Thornasite data
Locality Data:	Click here to view Poudrette quarry (Demix quarry; Uni-Mix quarry; Desourdy quarry; Carrière Mont Saint-Hilaire), Mont Saint-Hilaire, Rouville RCM, Montérégie, Québec, Canada

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