Specimen Number9-8-014Alternate NumberStop #1CommentsFrom Bob Carpenter research collection. Massive chalcocite - covellite-pyrite.In Teaching CollectionNoMineral(s)chalcocitecovellitepyriteRock NameCu oreDistrictButteMineLeonardExternal LinkMindatDeposit TypePorphyry CopperGeo-Coords[1] Reference MaterialACL-125: Miller, R.N., ed., 1973, Guidebook for the Butte Field Meeting of Society of Economic Geologists, Butte, Montana, August 18-21, 1973.
9-8-014: Cu ore - Butte District - Leonard Mine. Franklin College Collections, accessed 10/06/2026, https://digitalcollections.franklin.uga.edu/nodes/view/38125