Sphalerite with Dolomite

Áliva Mine (Las Mánforas Mine), (La Almanzora Mine), Áliva mining area, Picos de Europa massif, Camaleño, Comarca Liébana  Spain

Specimen size: 13.2 × 8.8 × 6.9 cm = 5.20” × 3.46” × 2.72”