Specimen Number28-9-089Alternate NumberA-112Commentsfrom Bob Carpenter research collectionIn Teaching CollectionNoMineral(s)tetrahedriteRock Namepolished plugsDistrictCoeur d'AleneMineYankee Boy, IDExternal LinkMindatDeposit TypeVeinGeo-Coords[1] Reference MaterialACL-157: Fryklund, V.C., Jr., 1964, Ore Deposits of the Coeur d'Alene District, Shoshone County, Idaho; U.S. Geol. Surv. Prof. Paper 445, Washington, D.C., 103 p.
28-9-089: polished plugs - Coeur d'Alene District - Yankee Boy Mine. Franklin College Collections, accessed 12/11/2025, https://digitalcollections.franklin.uga.edu/nodes/view/36095