Strontianite

Saint-Dominique, Les Maskoutains RCM, Montérégie Region, Québec  Canada

Specimen size: 3.4 × 2.2 × 1.7 cm = 1.34” × 0.87” × 0.67”
Main crystal size: 0.4 × 0.4 cm = 0.16” × 0.16”