Chalcopyrite & Sphalerite

This spectacular specimen was excavated from the Eagle Mine, an Ag, Al, As, Au, Ba, Bi, C, Ca, Cl, Cu, F, Fe, H, K, Mg, Mn, O, P, Pb, S, Sb, Si, Te & Zn Mine in Eagle County, Colorado. After digging for a total of 105,000 meters at an overall depth of 128 meters, the Mine was depleted of reserves and reclaimed as of December, 1977.