2007-01-032022-02-032007-01-032022-02-03https://hdl.handle.net/11124/71744.5 x 4.5 x 4.5 in.Related images: FRM1550B, FRM1550C.Copy of image held in the Russell L. and Lyn Wood Mining History Archive, Arthur Lakes Library, Colorado School of Mines.Donor: Front Range Minerals, Golden, CO.The mineral specimen of heubnerite (hubnerite) comes from the Adams Mine, located along Cement Creek near Silverton and Howardsville in the Animas mining district (Silverton mining district), San Juan County, Colorado.Digital image copyright owned by Front Range Minerals, Golden, CO.Mineral and rock specimensHeubnerite with quartz: Colorado, San Juan County, Howardsville, Adams MineStillImage