Calcite (variety cobaltoan) with Quartz

Bou Azzer Mines, Bou Azzer mining district, Ouarzazate Province, Drâa-Tafilalet Region  Morocco (2021)

Specimen size: 3.1 × 2.9 × 1.8 cm = 1.22” × 1.14” × 0.71”
Main crystal size: 1 × 1 cm = 0.39” × 0.39”