La Viesca Mine, Coquera de la Calcita pocket, La Collada mining area, Huergo, Siero, Comarca Oviedo, Principality of Asturias (Asturias) Spain (01/2004)
Specimen size: 5.7 × 4.8 × 4 cm = 2.24” × 1.89” × 1.57” Main crystal size: 3.7 × 3 cm = 1.46” × 1.18”