Hemimorphite

Potosí Mine, Santo Domingo (Francisco Portillo), Santa Eulalia District, Municipio Aquiles Serdán, Chihuahua  Mexico

Specimen size: 10.7 × 8.8 × 5.6 cm = 4.21” × 3.46” × 2.20”
Main crystal size: 3 × 1.5 cm = 1.18” × 0.59”