Sphalerite with Dolomite

Áliva Mine (Las Mánforas Mine), Áliva mining area, Camaleño, Comarca Liébana, Cantabria  Spain (±1984)

Specimen size: 6.5 × 4.3 × 5.5 cm = 2.56” × 1.69” × 2.17”
Main crystal size: 3 × 3 cm = 1.18” × 1.18”