- Constraints on the structural evolution of the Peninsular Ranges Batholith, California, from a new aeromagnetic map OP-113 Salinia is surely suspect OP-109 California-tectonophysics plate tectonics: Lithospheric structure and scismicity of Northern California; evolution of the crustal margin with passage of the Mendocino triple junction OP-74 Cambrian see under stratigraphy under Arkansas: Oklahoma Canada see Appalachians; British Columbia; pollution: Radionuclides in ground water, rock Canadian Shield—environmental geology waste disposal: Isotopic studies of the EyeDashua Lakes Pluton, Atikokan, Ontario WRI 91-4084 chlorine—geochemistry salt: Proposed method of hydrogeochemical exploration for salt deposits using Cl-Br ratios, Eastern Province, Kingdom of Saudi Arabia OP-62 surface water: Chloride flux and surface water discharge out of Yellowstone National Park, 1982-1989 B 1959 clastic rocks see under sedimentary rocks clay mineralogy—areal studies Florida: Mineralogy and chemistry of samples from a drill hole in the southern extension of the land-pebble phosphate district, Florida B 1978 Oklahoma: Composition, clay mineralogy, and diagenesis of the Simpson Group (Middle Ordovician), Grady County, Oklahoma B 1866H clay mineralogy-mineral data kaolinite: Heat capacities of kaolinite from 7 to 380 K and of DMSO-intercalated kaolinite from 20 to 310 K; the entropy of kaolinite Al2Si2O5(OH)4 OP-59 climate change see paleoclimatology climate, ancient see paleoclimatology coal see under sedimentary rocks see under economic geology under Colorado; data processing; New Mexico; Nova Scotia; Pennsylvania coastlines see beaches Colombia economic geology bitumens: Heavy oil and natural bitumen deposits of Latin America OF 91-0364 petroleum: Heavy oil and natural bitumen deposits of Latin America OF 91-0364 Colorado-economic geology coal: Cleat data for coal beds in the southern Piceance Basin, northwestern Colorado OF 91-0363 Colorado environmental geology pollution: A preliminary evaluation of environmental factors influencing day-to-day and seasonal soil-gas radon concentrations B 1971 Colorado-geochemistry carbon: A preliminary study of the carbon and nitrogen isotopic biogeochemistry of lacustrine sedimentary rocks from the Green River Formation, Wyoming, Utah, and Colorado B 1973-A-G organic materials: Effects of source, depositional environment, and diagenesis on characteristics of organic matter in oil shale from the Green River Formation, Wyoming, Utah, and Colorado B 1973-A-G sulfur: Sulfur geochemistry and isotopy of the Green River Formation, Wyoming, Utah, and Colorado B 1973-A-G trace elements: Trace elements in pyrites of the Green River Formation oil shales, Wyoming, Utah, and Colorado B 1973-A-G Colorado-hydrogeology hydrology: Use of box plots and trend analyses to evaluate sampling frequency at water quality monitoring sites OP-43 Water-quantity and water-quality data for an area leased to be surface mined for coal in northwestern Colorado OF 90-0708 Colorado-mineralogy sulfides: Petrography of iron sulfide minerals in the Green River Formation of Wyoming, Utah, and Colorado B 1973-A-G Colorado sedimentary petrology sedimentary structures: Structures in eolian dunes as viewed with ground-penetration radar OP-157 Colorado—stratigraphy Cretaceous: New records of the ammonite subfamily Texanitinae in Campanian (Upper Cretaceous) rocks in the Western Interior of the United States B 1985 Occurrence of the rudistid Durania cornupastoris (Des Moulins, 1826) in the Upper Cretaceous Greenhorn Limestone in Colorado B 1985 Introduction B 1973-A-G The Cretaceous-Tertiary boundary in the Raton Basin, New Mexico and Colorado OP55 computer applications see data processing Connecticut-geochemistry maps: Geochemical data for Jurassic diabase associated with early Mesozoic basins in the Eastern United States; South Hartford Basin, Connecticut OF 91-0322-B trace elements: Geochemical data for Jurassic diabase associated with early Mesozoic basins in the Eastern United States; South Hartford Basin, Connecticut OF 91-0322-B Connecticut-hydrogeology ground water: U.S. Geological Survey groundwater studies in Connecticut OF 88-0152 conodonts-biostratigraphy Cambrian: Biostratigraphy of the Timbered Hills, Arbuckle, and Simpson groups, Cambrian and Ordovician, Oklahoma; a review of correlation tools and techniques available to the explorationist OP-18 conservation see land use; reclamation conservation-observations archaeological sites: Induced ground-vibration study at Pueblo Grande, Phoenix, Arizona OF 91-0332 construction materials see gravel deposits; slate deposits contamination (pollution) see pollution continental drift see plate tectonics; sea-floor spreading continental shelf see marine geology see under oceanography under Alaska continental slope see continental shelf; marine geology copper ores see under economic geology under Arizona Cretaceous see under geochronology under Antarctica; California see under stratigraphy under Alaska; Arkansas; Colorado; Montana; New Mexico; South Carolina; South Dakota; Western Interior Crocodilia see under Reptilia crust see under seismology see under geochemistry under Great Lakes region see under seismology under New York; Ontario see under tectonophysics under Alaska; Antarctic Ocean crust-genesis continental crust: Observations at convergent margins concerning sediment subduction, subduction erosion, and the growth of continental crust OP-67 crystal growth—sulfides marcasite: Petrography of iron sulfide minerals in the Green River Formation of Wyoming, Utah, and Colorado B 1973-A-G pyrite: An experimental study of goethite sulfidization; relationships to the diagenesis of iron and sulfur B 1973-A-G Petrography of iron sulfide minerals in the Green River Formation of Wyoming, Utah, and Colorado B 1973-A-G pyrrhotite: Petrography of iron sulfide minerals in the Green River Formation of Wyoming, Utah, and Colorado B 1973-A-G diagenesis geochemistry iron: An experimental study of goethite sulfidization; relationships to the diagenesis of iron and sulfur B 1973-A-G organic materials: Effects of source, deposi tional environment, and diagenesis on characteristics of organic matter in oil shale from the Green River Formation, Wyoming, Utah, and Colorado B 1973-A-G stable isotopes: Geochemical expression of early diagenesis in middle Eocene-lower Oligocene pelagic sediments in the southern Labrador Sea, Site 647, ODP Leg 105 OP-4 sulfur: Sulfur geochemistry and isotopy of the Green River Formation, Wyoming, Utah, and Colorado B 1973-A-G diagenesis processes zeolitization: Zeolitic diagenesis of tuffs in the Miocene Chalk Hills Formation, western Snake River plain, Idaho B 1963 diastrophism see orogeny; tectonics dictionaries see lexicons digital mapping see automatic cartography Djibouti structural geology neotectonics: Contemporary, Holocene, and Quaternary deformation of the Asal Rift, Djibouti: implications for the mechanics of slow spreading ridges OP-64 E earthquakes see under Alaska; California; engineering geology see under geologic hazards; Hawaii: earthquakes effects ground motion: Near-field ground motions in large earthquakes and base-isolated structures OP-107 earthquakes focal mechanism stress: Piezomagnetic fields of screw dislocation fault models OP-6 Eastern Hemisphere see Africa; Antarctic Eastern U.S. see Connecticut: Delaware: Flor ida: Georgia; Maryland; Massachusetts; New England; New Jersey: New York; North Carolina; Pennsylvania; South Carolina; Vermont; Virginia; West Virginia Eastern U.S.-environmental geology pollution: Radionuclides in ground water, rock and soil, and indoor air of the Northeastern United States and southeastern Canada; a literature review and summary of data B 1971 Eastern U.S.-geochemistry trace elements: Geochemical data for Jurassic diabase associated with early Mesozoic basins in the Eastern United States OF 91-0322-J - Geochemical data for Jurassic diabase associated with early Mesozoic basins in the Eastern United States OF 91-0322-K - Geochemical data for Jurassic diabase associated with early Mesozoic basins in the Eastern United States; geologic setting, overview, and chemical methods used OF 91-0322-A Eastern U.S.-geophysical surveys bibliography: Bibliographies and location maps of publications on aeromagnetic and aeroradiometric surveys for the states east of the Mississippi River north of the Ohio and Potomac rivers OF 91-0370-C maps: Bibliographies and location maps of publications on aeromagnetic and aeroradiometric surveys for the states east of the Mississippi River north of the Ohio and Potomac rivers OF 91-0370-C surveys: Bibliographies and location maps of publications on aeromagnetic and aeroradiometric surveys for the states east of the Mississippi River north of the Ohio and Potomac rivers OF 91-0370-C Eastern U.S.-stratigraphy Paleozoic: Paleoclimate controls on the origin of some black shales in Paleozoic epeiric seas of the Eastern United States OP-79 Ecuador economic geology petroleum: Heavy oil and natural bitumen deposits of Latin America OF 91-0364 elastic waves see under seismology see under seismology under California electrical surveys see under geophysical surveys under California electron microscopy see chemical analysis energy sources see bitumens; coal; oil shale; petroleum engineering geology see dams; earthquakes; environmental geology: geodesy: geologic hazards; geophysical methods; ground water; highways; impact statements; land subsidence; land use; mining geology; reservoirs; shorelines; slope stability; soil mechanics; waste disposal; waterways engineering geology-petroleum engineering recovery: Geologic constraints on oil recovery and uncertainties in undiscovered resources OP-97 environmental geology see conservation; engineering geology; geologic hazards; impact statements; land use; pollution; reclamation; waste disposal environmental geology-techniques impact statements: A procedure for evaluating environmental impact C 0645 Eocene see under stratigraphy under New Jersey epeirogeny see changes of level; neotectonics; orogeny; tectonics eruptive rocks see igneous rocks Europe see Sweden Reconnaissance photogeologic map of young faults in the Elko 1' by 2' Quadrangle, Nevada and Utah MF-2179 Reconnaissance photogeologic map of young faults in the Lovelock 1' by 2' Quadrangle, Nevada and California MF-2178 Reconnaissance photogeologic map of young faults in the Lund I by 2° Quadrangle, Nevada and Utah MF-2180 Reconnaissance photogeologic map of young faults in the McDermitt 1' by 2° Quadrangle, Nevada, Oregon, and Idaho MF-2177 Reconnaissance photogeologic map of young faults in the Vya l' by 2' Quadrangle, Nevada, Oregon, and California MF-2174 Reconnaissance photogeologic map of young faults in the Winnemucca 1o by 2° Quadrangle, Nevada MF-2175 strike-slip faults: Kinematic evidence for fault weakness in strike-slip and extensional environments OP-166 Piezomagnetic fields of screw dislocation fault models OP-6 faults distribution Massachusetts: Structural and metamorphic history of eastern Massachusetts P 1366-E-J sedimentary basins: Late Paleozoic structure of the southern part of the Uinta Basin, Utah, from seismic reflection data B 1787-V fission-track dating see under geochronology floods see under geologic hazards see under rivers and streams under hydrology Florida―economic geology phosphate deposits: Mineralogy and chemistry of samples from a drill hole in the southern extension of the land-pebble phosphate district, Florida B 1978 Florida geochemistry trace elements: Mineralogy and chemistry of samples from a drill hole in the southern extension of the land-pebble phosphate district, Florida B 1978 Florida-hydrogeology maps: Potentiometric surface of the upper Floridan Aquifer, in Georgia and adjacent parts of Alabama, Florida, and South Carolina, MayJune 1990 OF 91-0206 flow (ground water) see movement flow (surface water) see movement fluid inclusions analysis petroleum: Practical aspects of fluorescence microscopy of petroleum fluid inclusions OP-13 folding see folds folds see faults; tectonics folds-style anticlines: Precambrian rocks of the MoraRociada area, southern Sangre de Cristo Mountains, New Mexico OP-44 foliation see folds; structural analysis foundations see soil mechanics fractures style joints: Cleat data for coal beds in the southern Piceance Basin, northwestern Colorado OF 91-0363 fuel resources see bitumens; coal; oil shale; petroleum G gas inclusions see fluid inclusions Analytical results and sample locality maps of stream-sediment, heavy-mineral-concentrate, and rock samples from the Smoky Mountains Roadless Study Area, Blaine and Camas counties, Idaho OF 91-0358-B Kentucky: Analytical results of insoluble-residue samples from the Paducah 1*x 2° Quadrangle, Missouri, Illinois, and Kentucky; drill hole Nos. KI-K4 OF 91-0372-A Analytical results of insoluble-residue samples from the Paducah 1' x 2' Quadrangle, Missouri, Illinois, and Kentucky; drill hole Nos. KI-K4 OF 91-0372-B Missouri: Analytical results of insoluble-residue samples from the Paducah 1a × 2° Quadrangle, Missouri, Illinois, and Kentucky, drill hole Nos. PI-P20 OF 91-0378-B Analytical results of insoluble-residue samples from the Paducah 1' x 2' Quadrangle, Missouri, Illinois, and Kentucky; drill hole Nos. PI-P20 OF 91-0378-A geochronology see absolute age geochronology-fission-track dating crystalline rocks: Radiometric ages of rocks in Massachusetts P 1366-E-J geodesy surveys Alaska: A geodetic network in the Novarupta area, Katmai National Park, Alaska OP-35 geographic information systems An object-oriented expert system for sedimentary basin analysis OP-142 Applications of integrated spatial and multitemporal data analysis techniques for global change research OP-164 Automated data processing of toponymic data for cartographic applications OP-150 Benchmark scenarios for geographic information systems OP-104 Use of USGS historic topographic maps in GIS analyses OP-28 Using a geographic information system to relate human and natural factors to stream water quality in the upper Illinois River basin in Illinois, Indiana, and Wisconsin OP-163 Using digital orthophotos in a desktop GIS OP 11 geologic hazards see land subsidence see under construction under dams see under engineering geology under California see under environmental geology under Oregon; Washington; Western U.S. geologic hazards—causes gas hydrates: Gas hydrates as a geologic hazard in submarine environments OP-126 geologic hazards earthquakes ground motion: What is the Southern California Earthquake Center? OP-2 geologic hazards-floods storms: Floods of December 1982 to May 1983 in the central and southern Mississippi River and the Gulf of Mexico basins W 2362 Floods of January 9-11, 1990 in northwestern Oregon and southwestern Washington OF 91-0172 geologic hazards—land subsidence compaction: Earth-fissure movements associated with fluctuations in ground-water levels near the Picacho Mountains, south-central Arizona, 1980-84 OF 90-0561 geologic hazards—observations debris flows: Recent debris flows at Mt. Rainier OF 91-0242 storms: Beach profile measurements after Hurricane Hugo; Sullivans Island and Isle of Palms, South Carolina OF 91-0110 geologic hazards—prediction dams: Review of geotechnical aspects of the Jordanelle Damsite, Heber, Utah OF 91-0398 geologic time see absolute age: geochronology geomorphology see glacial geology geomorphology—landform evolution scarps: Geomorphic analyses of scarps along the eastern border of the Valle Vidal, north-central New Mexico OP-42 geomorphology—shore features marine terraces: A +1.5-m reef terrace in the southern Exuma Islands, Bahamas OP-105 geophysical methods—methods applications: Application of surface-geophysical methods at existing and future low-level radioactive waste sites WRI 91-4084 geophysical methods—radioactivity methods applications: Use of aerial gamına-ray data to estimate relative amounts of radon in soil gas B 1971 geophysical survey maps Audio-magnetotelluric survey of Nevada volcanic arc near Reno and Carson City, Nevada; location map and data report OF 91-0274 geophysical surveys see geophysical methods Georgia economic geology water resources: Ground-water resources of the south metropolitan Atlanta region, Georgia OP-14 Water-supply potential of the Floridan Aquifer system in the coastal area of Georgia; a digital model approach OP-57 Georgia-hydrogeology ground water: U.S. Geological Survey groundwater studies in Georgia OF 88-0150 maps: Potentiometric surface of the upper Floridan Aquifer, in Georgia and adjacent parts of Alabama, Florida, and South Carolina, MayJune 1990 OF 91-0206 Water-supply potential of the Floridan Aquifer system in the coastal area of Georgia; a digital model approach OP-57 geosynclines see orogeny; tectonics geotechnics see engineering geology glacial geology see geomorphology glacial geology-glacial features glacial lakes: Simulation of lake ice and its effect on the late-Pleistocene evaporation rate of Lake Lahontan OP-30 glacial lakes see under glacial features under glacial geology global tectonics see plate tectonics glossaries see lexicons gneisses see under metamorphic rocks |