NM27AL7: Sphalerite with Quartz - La Viesca Mine, Principality of Asturias Spain
Sphalerite with Quartz

La Viesca Mine, La Collada mining area, Huergo, Siero, Comarca Oviedo, Asturias, Principality of Asturias  Spain (2016)

Specimen size: 8 × 4.1 × 2.8 cm = 3.15” × 1.61” × 1.10”
Main crystal size: 2 × 1.8 cm = 0.79” × 0.71”

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