Pectolite

Jeffrey Mine, Asbestos, Les Sources RCM, Estrie, Québec  Canada

Specimen size: 5.4 × 4.2 × 1.7 cm = 2.13” × 1.65” × 0.67”
Main crystal size: 1.2 × 0.4 cm = 0.47” × 0.16”