Specimen Number35-6-020Alternate Number63-5-6CommentsGossan with fine cellular boxworks.In Teaching CollectionNoMineral(s)hematitelimoniteRock NamegossanDistrictButteMineBerkeley pitExternal LinkMindatGeo-LocationVein section, 5867' level.Deposit TypePorphyry CopperGeo-Coords[1] Donated ByUniversity of Wisconsin-Madison Department of GeoscienceReference MaterialACL-125: Miller, R.N., ed., 1973, Guidebook for the Butte Field Meeting of Society of Economic Geologists, Butte, Montana, August 18-21, 1973.
35-6-020: gossan - Butte District - Berkeley pit Mine. Franklin College Collections, accessed 14/11/2025, https://digitalcollections.franklin.uga.edu/nodes/view/54604