Version 3.01. - [Reston, Va. : U.S. Dept. of the Interior, U.S. Geological Survey ; [Denver, Colo. : USGS Information Services (Open-File Report Sales)], 1998.
Map — 1 computer optical disc : col. ; 4 3/4 in.
Focuses on solid sample media from conterminous United States with data limited to 11 elements: Na, Ti, Fe, Cu, Zn, As, Ce, Hf, Pb, Th, and U. Contains NURE (National Uranium Resource Evaluation) Hydrogeochemical and Stream Sediment Reconnaissance (HSSR) program data in multiple presentations, ranging from color-coded point maps, to gridded-images on a national scale, to colored maps based on geologic and hydrologic units.