Quartz (variety smoky and amethyst)

Andilamela District, Alaotra-Mangoro Region, Toamasina Province  Madagascar

Specimen size: 11.4 × 9.4 × 2 cm = 4.49” × 3.70” × 0.79”
Main crystal size: 3.9 ×1.4 cm = 1.54” × 0.55”