Sphalerite with Dolomite

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

Specimen size: 5.3 × 4 × 2.6 cm = 2.09” × 1.57” × 1.02”
Main crystal size: 4.3 × 2.7 cm = 1.69” × 1.06”