United States Geological Survey YearbookThe Survey, 1987 - Geology |
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Page 25
... district , the Illinois - Kentucky fluorspar district , the Southeast Missouri lead - zinc district , and the Tri - State ( Missouri - Kansas - Oklahoma ) lead - zinc district . All these districts are hosted by flat - lying carbonate ...
... district , the Illinois - Kentucky fluorspar district , the Southeast Missouri lead - zinc district , and the Tri - State ( Missouri - Kansas - Oklahoma ) lead - zinc district . All these districts are hosted by flat - lying carbonate ...
Page 33
... district ( 1 ) MERCATOR PROJECTION 0 OF LATITUDE 70 70 1000 500 0 500 1000 KILOMETERS CANADA Sudbury district ( 24 ) Base from Bundesanstalt für Geowissenschaften und Rohstoffe Boundary and names representation not necessarily ...
... district ( 1 ) MERCATOR PROJECTION 0 OF LATITUDE 70 70 1000 500 0 500 1000 KILOMETERS CANADA Sudbury district ( 24 ) Base from Bundesanstalt für Geowissenschaften und Rohstoffe Boundary and names representation not necessarily ...
Page 51
... district level . AVHRR data also have been useful in monitoring food and fiber production on range and agricultural lands in Montana and in monitoring floods in eastern South Dakota . In each of these research investi- gations , the ...
... district level . AVHRR data also have been useful in monitoring food and fiber production on range and agricultural lands in Montana and in monitoring floods in eastern South Dakota . In each of these research investi- gations , the ...
Page 131
Geological Survey (U.S.). International Activities NICARAGUA San José Guanacaste Gold District , Western Costa Rica. Highlights The 1986 Gas Disaster at Lake Nyos , Cameroon , West Africa By Michele L. Tuttle , John P. Lockwood , and ...
Geological Survey (U.S.). International Activities NICARAGUA San José Guanacaste Gold District , Western Costa Rica. Highlights The 1986 Gas Disaster at Lake Nyos , Cameroon , West Africa By Michele L. Tuttle , John P. Lockwood , and ...
Page 135
Geological Survey (U.S.). NICARAGUA San José Guanacaste Gold District , Western Costa Rica UAS - 8 UAS - 1. 11 ° 86 ° Santa Elena Peninsula 85 ° Lago de Nicaragua La Cruz San 84 ° 83 ° Figure 5. Location map of Costa Rica . Rio Chirripo ...
Geological Survey (U.S.). NICARAGUA San José Guanacaste Gold District , Western Costa Rica UAS - 8 UAS - 1. 11 ° 86 ° Santa Elena Peninsula 85 ° Lago de Nicaragua La Cruz San 84 ° 83 ° Figure 5. Location map of Costa Rica . Rio Chirripo ...
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activities Administration agencies Alaska aquifer basin Bureau Calcasieu River cartographic CD ROM Chief City City of w coal color Commission concentrations Connecticut contamination cooperative Coordination County crater data base Department of Public deposits drilling Earth Science earthquakes energy Enewetak Environmental facilities Federal feet Figure fiscal year 1987 geographic information systems geologic map Geologist geophysical gram graphic ground water hazards hydrologic Hydrologist investigations Lake Nyos land located lower Calcasieu River major Management ment miles million mineral resources mining models National Center National Mapping Division Office organic compounds Park percent Planning processes production projects Province quadrangle Regional Reston rocks samples San Andreas fault San Joaquin River scientific scientists sedimentary sediments seismic selenium Service South Stop studies surface Survey's techniques tion topographic Transportation U.S. Geological Survey United users USGS Vernalis Volcano Water District Water Resources water-use zone