N7CH5: Twinned Calcite - Coroņa Shaft, Principality of Asturias Spain
Twinned Calcite

Coroņa Shaft, Josefa-Veneros Norte vein, Coroņa de Arriba-La Collada, La Collada mining area, Siero, Comarca Oviedo, Asturias, Principality of Asturias  Spain (1980)

Specimen size: 4.9 × 4.3 × 1.8 cm = 1.93” × 1.69” × 0.71”
Main crystal size: 2.2 × 1 cm = 0.87” × 0.39”

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