Fluorite with Calcite, Sphalerite and Pyrite

Naica Mine, Naica, Municipio Saucillo, Chihuahua  Mexico

Specimen size: 16.7 × 9.6 × 6.9 cm = 6.57” × 3.78” × 2.72”
Main crystal size: 1.2 × 1.1 cm = 0.47” × 0.43”