Specimen Number44-8-004Alternate Number67-5-1CommentsMassive fine- to coarse-grained sphalerite + galena with minor quartz, confirmed by XRD (see XRD pattern below). Also contains minor chalcopyrite and what appears to be be black, sooty chalcocite.In Teaching CollectionNoMineral(s)sphaleritegalenachalcopyritechalcocitequartzRock NameAg-Zn-Cu oreDistrictColoradoMineAlbionExternal LinkMindatDeposit TypeVeinGeo-Coords[1] Donated ByUniversity of Wisconsin-Madison Department of Geoscience