Brochantite

Milpillas Mine, Cuitaca, Municipio Santa Cruz, Sonora  Mexico (2012)

Specimen size: 5.2 × 4.5 × 4.6 cm = 2.05” × 1.77” × 1.81”
Main crystal size: 0.9 × 0.8 cm = 0.35” × 0.31”