Specimen Number28-9-119Alternate NumberA-159Commentsfrom Bob Carpenter research collectionIn Teaching CollectionNoMineral(s)columbiteRock Namepolished plugsDistrictNorth CarolinaDeposit TypePegmatiteReference MaterialACL-191: Hatcher, R.D., and Butler, J.R., eds., 1979, Guidebook for Southern Appalachian Field Trip in the Carolinas, Tennessee, and Northeastern Georgia, September 9-15, 1979; IGCP Proj. 27, 117 p.
28-9-119: polished plugs - North Carolina District - Undefined Mine. Franklin College Collections, accessed 14/06/2026, https://digitalcollections.franklin.uga.edu/nodes/view/36123