Calcite with Pyrite

El Hammam, Ait Mimoune, Khémisset Province, Rabat-Salé-Kénitra Region  Morocco

Specimen size: 9.3 × 5.4 × 4.2 cm = 3.66” × 2.13” × 1.65”
Main crystal size: 2 × 1.8 cm = 0.79” × 0.71”