Carletonite with Calcite and Feldspar

Poudrette Quarry, Mont Saint-Hilaire, La Vallée-du-Richelieu RCM, Montérégie, Québec  Canada (2003)

Specimen size: 3.9 × 3 × 2.4 cm = 1.54” × 1.18” × 0.94”