Published by United States Geological Survey., 1987
Seller: Eryops Books, Stephenville, TX, U.S.A.
Map
No Binding. Condition: Very Good. Large folded sheet in printed envelope; ex-corporate library; sheet includes a large geologic map superposed on topographic contours showing distribution of geochemical sampling localities, a columnar section with description of map units, a discussion of geology and geochemical analyses, a large table summarizing geochemical analyses, histograms and maps summarizing distribution of barium, boron, copper, cobalt, chromium, zinc, uranium, nickel, lead, gold, thorium and tin, and references cited; ex-corporate library; in very good condition. Map.