Specimen Number35-7-030Alternate Number10564CommentsStrongly phyllically altered and silicified, abundant pyrite.In Teaching CollectionNoMineral(s)quartzsericitepyritek-sparRock Namealtered monzoniteDistrictButteMinePittsmontExternal LinkMindatDeposit TypePorphyry CopperThin SectionBox 7, slots 68-69Geo-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.
35-7-030: altered monzonite - Butte District - Pittsmont Mine. Franklin College Collections, accessed 14/11/2026, https://digitalcollections.franklin.uga.edu/nodes/view/54685