cuts, breaks, river banks, stream beds, excavations, etc.Selenite roses. BRULE COUNTY AREA: in the Oacoma...Fm. On Elm Cr. Near its jct. with the Missouri River (about 15 mi. S of Chamberlain) gray Barite rosette...rosette up to 5 or 6 inches. CAMPBELL COUNTY MOUND CITY, W to the Missouri R., regional hillsides, ridges...gravels, etc.petrified wood, wood opal. CORSON COUNTY LITTLE EAGLE: area ridges, slopes, stream beds...Guide for Rock Hounds in the United States CUSTER COUNTY AREA: The November Mine, 1.2 mi. SE of the Needles |