United States Geological Survey YearbookThe Survey, 1987 - Geology |
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Results 1-5 of 27
Page 7
... located by the distinct change in magnetic signature between the two provinces . Thus , a first step has been made at constructing a geologic map of Precam- brian rocks beneath Lake Huron . Addi- tional geologic and geophysical data ...
... located by the distinct change in magnetic signature between the two provinces . Thus , a first step has been made at constructing a geologic map of Precam- brian rocks beneath Lake Huron . Addi- tional geologic and geophysical data ...
Page 22
... located in the Four Corners region of Arizona , New Mexico , Utah , and Colorado , will use GIS technology to develop the general auto- mated data compilation , data analysis , and map - production capabilities needed for regional ...
... located in the Four Corners region of Arizona , New Mexico , Utah , and Colorado , will use GIS technology to develop the general auto- mated data compilation , data analysis , and map - production capabilities needed for regional ...
Page 23
... located about 85 miles north of Kotzebue in the DeLong Mountains of Alaska , is owned by the Northwest Alaska Native Corporation . Red Dog is a member of the " sediment - hosted massive sulfide " or " sedex " zinc - lead class of ...
... located about 85 miles north of Kotzebue in the DeLong Mountains of Alaska , is owned by the Northwest Alaska Native Corporation . Red Dog is a member of the " sediment - hosted massive sulfide " or " sedex " zinc - lead class of ...
Page 29
... located in California and forms the San Andreas fault system ( fig . 5 ) . The relative motion between these two plates is horizontal , and the rate of move- ment is about 2 inches per year . In other words , each year Los Angeles moves ...
... located in California and forms the San Andreas fault system ( fig . 5 ) . The relative motion between these two plates is horizontal , and the rate of move- ment is about 2 inches per year . In other words , each year Los Angeles moves ...
Page 41
... located less than a mile east of the fault near Parkfield . This well has a substantial well - head pressure of approxi- mately 125 bars ( 1,800 pounds per square inch ) . The water well is proving to be an interesting and sensitive ...
... located less than a mile east of the fault near Parkfield . This well has a substantial well - head pressure of approxi- mately 125 bars ( 1,800 pounds per square inch ) . The water well is proving to be an interesting and sensitive ...
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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