Specimen Number28-9-101Alternate NumberA-127Commentsfrom Bob Carpenter research collectionIn Teaching CollectionNoMineral(s)pitchblendeRock Namepolished plugsDistrictUtahGeo-LocationSan Juan County, UTDeposit TypeRoll-Front/Salt-Wash UReference MaterialACL-226: Miesch, A.T., Shoemaker, E.M., Newman, W.L, and Finch, W.I., 1960, Chemical Composition as a Guide to the Size of Sandstone-Type Uranium Deposits in the Morrison Formation on the Colorado Plateau; U.S. Geol. Surv. Bull. 1112-B, Washington, D.C., 61 p.
28-9-101: polished plugs - Utah District - Undefined Mine. Franklin College Collections, accessed 06/06/2026, https://digitalcollections.franklin.uga.edu/nodes/view/36106