Sphalerite with Dolomite

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

Specimen size: 7 × 6.9 × 5.2 cm = 2.76” × 2.72” × 2.05”
Main crystal size: 2.4 × 2.4 cm = 0.94” × 0.94”