Calcite (variety cobaltoan)

Agoudal Mines, Tansifite, Agdz, Bou Azzer mining district, Zagora Province, Drâa-Tafilalet Region  Morocco (2013)

Specimen size: 8.4 × 6.1 × 4.7 cm = 3.31” × 2.40” × 1.85”
Main crystal size: 1.2 × 0.4 cm = 0.47” × 0.16”