United States Geological Survey YearbookThe Survey, 1985 - Geology |
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Page 2
... geochemical pathways of the selenium in waters of the agricultural systems and wildlife lands of that area . The worldwide availability of strategic minerals is another concern of critical national interest . In recent years , as the ...
... geochemical pathways of the selenium in waters of the agricultural systems and wildlife lands of that area . The worldwide availability of strategic minerals is another concern of critical national interest . In recent years , as the ...
Page 17
... geochemical sampling , and measure- ments by geophysical teams ( fig . 1 ) . The development of new concepts and methods for the identification of concealed mineral deposits in heretofore untested , but possibly mineralized , locations ...
... geochemical sampling , and measure- ments by geophysical teams ( fig . 1 ) . The development of new concepts and methods for the identification of concealed mineral deposits in heretofore untested , but possibly mineralized , locations ...
Page 20
... geochemical sampling of rocks and stream sediments , and analysis of measurements from geophys- ical surveys and satellite imagery . By fiscal year 1984 , 175,000 square miles had been assessed under AMRAP , and 80,000 square miles ...
... geochemical sampling of rocks and stream sediments , and analysis of measurements from geophys- ical surveys and satellite imagery . By fiscal year 1984 , 175,000 square miles had been assessed under AMRAP , and 80,000 square miles ...
Page 21
... geochemical technique was developed that has significant possibilities for subsurface exploration throughout the midcontinent and similar geologic regions . This technique is based on the chemical and mineralogical analysis of whole ...
... geochemical technique was developed that has significant possibilities for subsurface exploration throughout the midcontinent and similar geologic regions . This technique is based on the chemical and mineralogical analysis of whole ...
Page 24
... geochemical and geophysical traits of hidden deposits . Some types of field and laboratory studies that will have future applica- tions in mineral exploration are geo- chemical investigations , such as the importance of the role of ...
... geochemical and geophysical traits of hidden deposits . Some types of field and laboratory studies that will have future applica- tions in mineral exploration are geo- chemical investigations , such as the importance of the role of ...
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activities Alaska aquifer areas Assistant Bacillus cereus basins Bureau California cartographic cartographic data base City coal Columbia Glacier Commission contaminants Control Cooperative Denver Department of Public digital cartographic data digital data earthquake energy Environmental eruption Federal agencies Federal Bldg feet fiscal year 1984 flow fluid inclusions geochemical geographic geographic information systems Geologist geophysical ground water ground-water hazards High Plains hydrologic ical image map information systems investigations irrigation Lake land Landsat lava located Loki Patera major Management Mauna Loa million mineral deposits mineral resources models monitoring National Center National Mapping Division Office offshore Parkfield Parkfield earthquake Planning potential production quadrangle radar Regional remote sensing River rocks San Andreas fault scientific sediment Service sources square miles STOP studies sulfur surface Survey scientists Survey's techniques tion topographic maps trends U.S. Geological Survey Volcano Water Conservation District Water District zone