Calcite "phantom"

Bou Azzer mining district, Drâa-Tafilalet Region  Morocco (2006)

Specimen size: 7 × 5.6 × 3.4 cm = 2.76” × 2.20” × 1.34”
Main crystal size: 1.6 × 1.2 cm = 0.63” × 0.47”