United States Geological Survey YearbookThe Survey, 1984 - Geology |
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Page 2
... Zone ( EEZ ) 200 nautical miles seaward from the Nation's coastline tremendously increased the area within which mineral and energy resources must be assessed . In 1984 , the Geological Survey com- pleted detailed geophysical surveys of ...
... Zone ( EEZ ) 200 nautical miles seaward from the Nation's coastline tremendously increased the area within which mineral and energy resources must be assessed . In 1984 , the Geological Survey com- pleted detailed geophysical surveys of ...
Page 17
... Zone . Investi- gations in these areas encompass a wide range of mineral - deposit types but have a special focus on strategic and critical minerals . This term , strategic and critical , is applied to those minerals which are essential ...
... Zone . Investi- gations in these areas encompass a wide range of mineral - deposit types but have a special focus on strategic and critical minerals . This term , strategic and critical , is applied to those minerals which are essential ...
Page 19
... Zone The Geological Survey continues to investigate the mineral potential of the Exclusive Economic Zone ( EEZ ) that was declared by President Reagan on March 10 , 1983. The EEZ is the offshore area that extends 200 nautical miles ...
... Zone The Geological Survey continues to investigate the mineral potential of the Exclusive Economic Zone ( EEZ ) that was declared by President Reagan on March 10 , 1983. The EEZ is the offshore area that extends 200 nautical miles ...
Page 22
... zone that contains base- metal deposits is significantly larger than originally thought . These results were used by ... zones favorable for the occurrence of one or more mineral commodities that include base and precious metals ...
... zone that contains base- metal deposits is significantly larger than originally thought . These results were used by ... zones favorable for the occurrence of one or more mineral commodities that include base and precious metals ...
Page 25
... zone of visibly altered rock through subtle differences in temper- ature and fluid composition relative to those of the fluid inclusions in the surrounding rock . Fission - track dating is one of the newer tools used to identify paleo ...
... zone of visibly altered rock through subtle differences in temper- ature and fluid composition relative to those of the fluid inclusions in the surrounding rock . Fission - track dating is one of the newer tools used to identify paleo ...
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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 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 National Center National Mapping Division Office offshore Parkfield Parkfield earthquake potential production quadrangle radar Regional remote sensing River rocks San Andreas fault scientific sediment Service sewage 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