4N47: Calcite - Coroņa Shaft, Principality of Asturias Spain
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: 16.7 × 21.2 cm = 6.57” × 8.35”
Main crystal size: 12.3 × 18.7 cm = 4.84” × 7.36”

specimens/s_imagesCM/Calcita-4N47.jpg