N12XBH5: Twinned Calcite - Coroņa Shaft, Principality of Asturias (Asturias) Spain
Twinned Calcite

Coroņa Shaft, Josefa-Veneros Norte vein, La Collada mining area, zona minera de La Collada, Siero, Comarca Oviedo, Principality of Asturias (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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