United States Geological Survey YearbookU.S. Geological Survey, 1983 - Geology |
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Results 6-10 of 35
Page 35
... surface and subsurface geological , geochemical , and geophysical data that were digitized from 1 : 250,000 - scale maps compiled as part of the Conterminous United States Mineral Assessment Program . Using defined geo- logical and ...
... surface and subsurface geological , geochemical , and geophysical data that were digitized from 1 : 250,000 - scale maps compiled as part of the Conterminous United States Mineral Assessment Program . Using defined geo- logical and ...
Page 36
... Surface mineral management status maps were also available at 1 : 100,000 scale . Results of the pilot project have been analyzed and a report has been pre- pared outlining the potentials and limita- tions of using a digitized approach ...
... Surface mineral management status maps were also available at 1 : 100,000 scale . Results of the pilot project have been analyzed and a report has been pre- pared outlining the potentials and limita- tions of using a digitized approach ...
Page 40
... surface , was attempted on the seafloor by a joint U.S. Geological Survey - Geological Survey of Canada group using a special core drill developed in Canada . A side - scan sonar survey was conducted to obtain sea floor images of the ...
... surface , was attempted on the seafloor by a joint U.S. Geological Survey - Geological Survey of Canada group using a special core drill developed in Canada . A side - scan sonar survey was conducted to obtain sea floor images of the ...
Page 48
... surface of the rift zone hoping to be at the location of any break- out of the fracture to the surface . They were not disappointed ; at 12:31 a.m. on January 3 , 24 hours after the underground movement of magma began , lava burst to ...
... surface of the rift zone hoping to be at the location of any break- out of the fracture to the surface . They were not disappointed ; at 12:31 a.m. on January 3 , 24 hours after the underground movement of magma began , lava burst to ...
Page 51
... Surface rupture along the Nunez fault began on June 11 with a mag- nitude 5.2 aftershock . Subsequent after- shocks lengthened and enlarged the rup- ture so that it now extends for about 2 miles and has a maximum vertical displace- ment ...
... Surface rupture along the Nunez fault began on June 11 with a mag- nitude 5.2 aftershock . Subsequent after- shocks lengthened and enlarged the rup- ture so that it now extends for about 2 miles and has a maximum vertical displace- ment ...
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activities Alaska analysis Antarctica areas Assistant Board of County California cartographic City City of w coal resources Coalinga Colorado Commission contamination conterminous United cooperation Coordination cubic feet data base debris flows Denver Department of Public digital cartographic data discharge earth science earthquake Energy Environmental Federal agencies Federal Bldg feet per second fiscal year 1983 Florida Floridan aquifer Geologic Division Geologist gram ground water ground-water hazards hydrologic image maps Information Systems investigations Island Kilauea Landsat landslides mainframe computers major marine Menlo Park ment mineral resource assessment Mississippi National Center National High-Altitude Photography National Mapping Division Office Operations Pacific percent petroleum potential Puerto Rico quadrangle radioactive waste rainfall Regional Reston rocks scientific scientists Searles Lake seismic Service South stations STOP streamflow studies surface Survey's tion topographic U.S. Geological Survey Utah Valley Volcano waste Water Conservation District Water District Water Resources Division Western Wilderness Lands zone