Specimen Number35-7-023Alternate Number10543CommentsRelatively fresh granite.In Teaching CollectionNoMineral(s)quartzk-sparbiotitepyriteDistrictButteMinePittsmontExternal LinkMindatGeo-Location1215 crosscut, 75' N of 1210.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.
35-7-023: Unknown - Butte District - Pittsmont Mine. Franklin College Collections, accessed 13/11/2026, https://digitalcollections.franklin.uga.edu/nodes/view/54683