Sphalerite with Dolomite

Áliva Mine (Las Mánforas Mine), level 1, Áliva mining area, Camaleño, Comarca Liébana, Cantabria  Spain (2004)

Specimen size: 7.1 × 4.1 × 3.5 cm = 2.80” × 1.61” × 1.38”
Main crystal size: 4.5 × 3.1 cm = 1.77” × 1.22”