Editore: United States Geological Survey., 1970
Da: Eryops Books, Stephenville, TX, U.S.A.
Mappa
No Binding. Condizione: Very Good. Six (6) Large folded sheets + explanation of geology in printed envelope (include a map summarizing Precambrian lithologic data, a map showing magnetic and Bouguer gravity contours, a geologic map showing Precambrian areal geology, a columnar section with description of units, a correlation diagram, a map showing lithologic data, areal geology, Precambrian rocks and magnetic and gravity contours, a map showing mineral commodity localities and metamorphic zones, and a 15-page discussion of geology, economic geology, and references cited; ex-corporate library; in very good condition. Map.