Specimen Number34-8-007Alternate Number18785CommentsStreaks of chalcocite and native Cu within silicified sediment.In Teaching CollectionNoMineral(s)quartzchalcocitecopperRock Namemineralized metasedimentDistrictBisbeeMineCopper QueenExternal LinkMindatDeposit TypeReplacementGeo-Coords[1] Donated ByUniversity of Wisconsin-Madison Department of Geoscience