EF50AJ5: Sphalerite with Dolomite and Chalcopyrite - Troya Mine, Euskadi Spain
Sphalerite with Dolomite and Chalcopyrite

Troya Mine, Mutiloa, Comarca Goyerri, Gipuzkoa / Guipúzcoa, Euskadi  Spain

Specimen size: 14 × 11.3 × 7.8 cm = 5.5” × 4.4” × 3.1”
Main crystal size: 1.2 × 1 cm = 0.5” × 0.4”

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