Cuprite

Ray Mines, Scott Mountain area, Mineral Creek District, Dripping Spring Mountains, Pinal County, Arizona  USA (±1964)

Specimen size: 9.3 × 6 × 1.5 cm = 3.66” × 2.36” × 0.59”
Main crystal size: 0.2 × 0.2 cm = 0.08” × 0.08”