N12XBH5: 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: 14 × 8.5 × 6.5 cm = 5.51” × 3.35” × 2.56”
Main crystal size: 12.4 × 6.2 cm = 4.88” × 2.44”

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