Formerly: Demix-Varennes quarry, Saint-Amable sill, Varennes & St-Amable, Verchères Co., Québec, Canada
The Demix-Varennes quarry is an operating quarry and a "mini Mont St Hilaire"(see Mineral. Rec. 29, 83-118). The quarry is exploiting an alkaline sill 12-20 m thick that covers a large area. It is on the municipal boundary of the towns of Varennes and Saint-Amable. The gate is located at the Varennes end but the workings and crushing plant are in St-Amable (approx. 1.6 km from the gate).
References:
- Horváth, L., Pfenninger-Horváth, E., Gault, R. A., & Tarassoff, P. (1998): Mineralogy of the Saint-Amable Sill, Varennes and Saint-Amable, Québec. Mineralogical Record, 29: 83-118.
- Horváth, L. et al. (1999): Die Mineralien des Saint-Amable sill, Quebec, Canada. Mineralien-Welt, 2/99, 53-64 & 3/99, 45-63 (in German).
- ZAITSEV, A.N., YAKOVENCHUK, V.N., CHAO, G.Y., GAULT, R.A., SUBBOTIN, V.V., PAKHOMOSKY, Y.A., and BOGDANOVA, A.N. (1996): Kukharenkoite-(Ce) Ba2Ce(CO3)3F, a new mineral from Kola Peninsula, Russia and Québec, Canada. European Journal of Mineralogy, 8, 1327-1336.
- GRICE, J.D. & GAULT, R.A. (1995): Varennesite, a new species of hydrated Na-Mn silicate with a unique monophyllosilicate structure. Can. Min. 33, 1073-1081.
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Map Reference: 45°40'2"N , 73°20'36"W
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