NF57AM5: Group of complex crystals of Sphalerite, transparent, with good luster and a very vivid orange color that contrasts with the matrix of rhombohedral Dolomite crystals with a snow-white color. A classic of Spanish mineralogy that comes from the Ignacio Gaspar collection (number BLD-4), whose collection card we will send to the buyer.
Áliva Mine (Las Mánforas Mine), Áliva mining area, Picos de Europa massif, Camaleño, Comarca Liébana, Cantabria  Spain

Specimen size: 5 × 4.5 × 1.3 cm = 1.97” × 1.77” × 0.51”