Sphalerite Zinc sulfide(Zn,Fe)S Sphalerite in the East RegionNo notable occurrences in database yet.Sphalerite in the Front Range RegionBoulder County- Gold Hill area- Tungsten Belt areaClear Creek County- Georgetown area- Idaho Springs area- Lamartine Mine- Nabob Mine- Silver Plume areaGilpin County- Patch MineSphalerite in the Northwest RegionEagle County- Eagle Mine- Gilman areaSummit County- Big Four Mine- Colonel Sellers Mine- Farncomb Hill- Montezuma area- Wellington Mine- Wilfley MineSphalerite in the South Central RegionChaffee County- Sedalia Mine- St. Elmo areaCuster County- White Hills areaEl Paso County- St. Peters DomeLake County- A.Y. and Minnie Mine- Black Cloud Mine- Climax Mine- Julia Fisk Mine- Leadville area- Little Jonny Mine- Matchless Mine- Moyer Mine- Resurrection Mine- Silver Cord Mine- Tucson Mine- Wolftone MineMineral County- Bachelor Mine- Commodore Mine- Commodore No. 5 Mine- Creede area- Holy Moses MinePark County- Alma area- Redskin Gulch- Sweet Home Mine- Wilkerson Pass West areaRio Grande County- Summitville DistrictSaguache County- Bonanza areaSphalerite in the Southwest RegionDolores County- Atlantic Cable Mine- Bancroft Mine- Enterprise Mine- Lily D. Mine- Rico area- Rico Argentine Mine- Rico Aspen Mine- Sambo Mine- Union Carbonate MineGunnison County- North Italian MountainHinsdale County- Champion Mine- Lake City areaLa Plata County- La Plata Mountain minesOuray County- Camp Bird Mine- Grizzly Bear Mine- Idarado Mine- Mineral Farm Mine- National Belle Mine- Ouray County mines- Portland Mine- Waterhole PocketSan Juan County- Adams Mine- Bandora Mine- Brooklyn Mine- Mogul Mine- Osceola Mine- Red and Bonita Mine- Silverton area- Sunnyside MineSan Miguel County- Ophir area- Telluride area Pyrite, galena, marmatite (sphalerite) and chalcopyrite from the Eagle Mine, Gilman. Measures 8 x 7.5 x 5cm.Photo courtesy of Kevin Conroy Minerals. Sphalerite from the Eagle Mine. Specimen is 5 cm wide. Sphalerite from the Commodore Mine, Creede. Measures 9 x 6.5 x 1.5cm.Photo courtesy of Kevin Conroy Minerals.
Sphalerite in the East Region
Sphalerite in the Front Range Region
Sphalerite in the Northwest Region
Sphalerite in the South Central Region
Sphalerite in the Southwest Region
Pyrite, galena, marmatite (sphalerite) and chalcopyrite from the Eagle Mine, Gilman. Measures 8 x 7.5 x 5cm.Photo courtesy of Kevin Conroy Minerals.
Sphalerite from the Eagle Mine. Specimen is 5 cm wide.
Sphalerite from the Commodore Mine, Creede. Measures 9 x 6.5 x 1.5cm.Photo courtesy of Kevin Conroy Minerals.