Description: Dawsonite
Poudrette quarry (Demix quarry; Uni-Mix quarry; Desourdy quarry; Carrière Mont Saint-Hilaire), Mont Saint-Hilaire, Rouville RCM, Montérégie, Québec, Canada
FOV=4mm
Clear blades are the dawsonite
All pictures, text, design © Forum FMF 2006-2024