Sphalerite with Dolomite

Troya Mine, Mutiloa, Comarca Goyerri, Guipúzcoa / Gipuzkoa, Basque Country (Euskadi)  Spain (1990)

Specimen size: 4.7 × 3.6 × 3.1 cm = 1.85” × 1.42” × 1.22”
Main crystal size: 0.5 × 0.4 cm = 0.20” × 0.16”