| Geothermal Segmentation of the Cascade Range in the USA |
Guffanti, Marianne; Muffler, L. J. Patrick; Mariner, R. H.; Sherrod, D. R.; Smith, J. G.; Blackwell, D. D.; Weaver, C. S. |
Exploration; Volcanism; Heat flow |
Exploration; Geology; Volcanics; Geologic Model; Thermal Springs; Heat Flow; Resource Assessment; Cascade Range; Regional Study; USA |
Geothermal Resources Council Transactions |
1990 |
English |
| Tecuamburro Volcano, Guatemala Geothermal Gradient Core Hole Drilling, Operations, and Preliminary Results |
Goff, S.; Heiken, G.; Duffield, W.; Laughlin, A. W.; Goff, F.; Martinelli, L.; Castaneda, O.; Aycinena, S.; Gardner, J. |
Exploration; Drilling; Core sampling; Volcanism; Well loggin |
Exploration; Drilling; Guatemala; Tecuamburro; Volcanics; Age Dating; Hot Springs; Temperature Gradient; Diamond Core Drilling; Crater; Tuff Ring; Hydrothermal Breccia; Phreatic |
Geothermal Resources Council Transactions |
1990 |
English |
| The Interpretation of Na-K-Mg Relations in Geothermal Waters |
Fournier, R. O. |
Geochemical surveys; Geothermometers |
Brine Technology; Exploration; Geothermometers; Water-Rock Reaction; Sodium; Potassium; Magnesium; Water-Rock Equilibrium |
Geothermal Resources Council Transactions |
1990 |
English |
| Three-Dimensional Inversion of Teleseismic Travel Times for Velocity Structure in the Larderello Geothermal Field, Italy |
Foley, John E.; Toksoz, M. Nafi; Batini, Fausto |
Exploration; Geophysical surveys; Teleseismic surveys |
Exploration; Italy; Larderello; Earthquakes; Tomography; Faults; Gravity; Heat Flow; Reflection; Teleseismic; Travel Time; ENEL |
Geothermal Resources Council Transactions |
1990 |
English |
| Geology and Geophysics of the Zunil Geothermal System, Guatemala |
Foley, Duncan; Moore, Joseph N.; Lutz, Susan J.; Palma A., Julio C.; Ross, Howard P.; Tobias G., Edgar; Tripp, Alan C. |
Exploration; Geological surveys; Geophysical surveys; Volcan |
Exploration; Guatemala; Zunil; Volcanics; Caldera; Hydrothermal Alteration; Gravity; Electrical Conductivity; Soil Surveys; Faults; Resistivity; Soil Mercury; Hydrothermal Breccia; Illite |
Geothermal Resources Council Transactions |
1990 |
English |
| A Gravity Model for the Coso Geothermal Area, California |
Feighner, M. A.; Goldstein, N. E. |
Exploration; Geophysical surveys; Gravity surveys; Reservoir |
Exploration; USA; Coso; Gravity Survey; Magma Chamber; Volcanics; Rhyolite; Gravity Survey; Bouguer Gravity; Seismicity; Rhyolite Domes; Bouguer Anomaly |
Geothermal Resources Council Transactions |
1990 |
English |
| Geology of Medicine Lake Volcano, Northern California Cascade Range |
Donnelly-Nolan, Julie M. |
Exploration; Geological surveys; Volcanism; Mapping; Core sa |
Exploration; USA; California; Cascades; Medicine Lake; Case Studies; Age Dating; K-Ar; Potassium-Argon; Ash Flow Tuff; Basalts; Rhyolite; Volcanics; Geology Maps; Caldera; Modoc Plateau; Lavas; Shield Volcano; Andesites; Dacited; Glass Mountain; Ring Frac |
Geothermal Resources Council Transactions |
1990 |
English |
| A Structure Model for the Uzon-Geyser Hydrothermal System in Kamchatka |
Dmitriev, Vadim D.; Karpov, Gennadii A. |
Exploration; Volcanism; Geological surveys; Reservoir modeli |
Exploration; USSR; Volcanics; Fault Zone; Magma Chamber; Tectonics; Heat Capacity |
Geothermal Resources Council Transactions |
1990 |
English |
| Geologic Map of the Lassen Region, Cascade Range, USA |
Clynne, Michael A.; Muffler, L. J. Patrick |
Exploration; Geological surveys; Volcanism; Mapping |
Exploration; USA; Geology; Volcanics; Temperature; Geothermal; Lassen Volcanic National Park |
Geothermal Resources Council Transactions |
1990 |
English |
| Delineation of Geothermal Reservoirs with 3-D Surface Seismic and Multi-Offset WSPS in the Larderello Area |
Batini, F.; Omnes, G.; Renoux, P. |
Exploration; Geophysical surveys; Seismic reflection surveys |
Exploration; Italy; Larderello; Reflection; ENEL; Well Seismic Profile; 3D Seismic Survey |
Geothermal Resources Council Transactions |
1990 |
English |
| Geologic Map of Mount Mazama, Crater Lake, Oregon |
Bacon, Charles R. |
Exploration; Geological surveys; Mapping; Volcanism |
Exploration; USA; Oregon; Crater Lake; Geologic Map; Caldera; Geochronology; Volcanics; Geology; Alteration |
Geothermal Resources Council Transactions |
1990 |
English |
| Ammonia in Soil: A New Technique in Geothermal Exploration |
Aredes, Sonia; Nicholson, Keith |
Exploration; Geochemical surveys; Ammonia; Soil gas surveys |
Exploration; New Zealand; Naike; Soil Gas; Soil Survey; Ammonium |
Geothermal Resources Council Transactions |
1990 |
English |
| The Osorezan Hydrothermal System, Japan: Gold-Bearing Hot Springs |
Aoki, Masahiro; Thompson, J. Michael |
Exploration; Thermal springs; Geochemical surveys; Gold |
Exploration; Japan; Osorezan; Geochemistry; Mineralization; Thermal Springs; Hydrogen Sulfide; Caldera; Ore Minerals; Chemical Analysis; Gold |
Geothermal Resources Council Transactions |
1990 |
English |
| Remote Detection of Active Faults Using Borehole Breakouts in the Heber Geothermal Field, Imperial Valley, California |
Allison, M. Lee |
Borehole breakouts; Stress fields; Faults |
Exploration; Drilling; USA; California; Imperial; Heber; Geology; Faults; Logs; Electrical Logs; Thermal Stress; Temperature Gradient; Borehole Breakout; Dipmeter |
Geothermal Resources Council Transactions |
1990 |
English |
| Numerical Modeling of the Onikobe Caldera Hydrothermal System, Northeastern Honshu, Japan |
Yasukawa, Kasumi; Ishido, Tsuneo |
Reservoir modeling; Computer modeling |
Reservoir Engineering; Exploration; Research Agencies; Japan; Miyagi; Onikobe; Case Histories; Models; Numerical Simulators; Simulations; Permeability; GSJ; NEDO; Heat Flow; Temperature; Pressure; Magneto Telluric; Conceptual Models; Boundary Conditions; |
Geothermal Resources Council Transactions |
1990 |
English |
| Numerical Modeling of a Mature, High Temperature Geothermal Reservoir: A Case History from the Onikobe Field, Miyagi Prefecture, Japan |
Sanyal, S. K.; Antunez, E. U.; Abe, M.; Nakanishi, S. |
Reservoir modeling; Computer modeling; Hydrogeology; Reservo |
Reservoir Engineering; Exploration; General; Japan; Miyagi; Onikobe; Case Histories; Models; Numerical Modeling; Numerical Simulators; Simulation; Hydrology; Enthalpy; pH; Fractures; Porosity; Permeability; Dual Porosity; Injection; Reinjection; Assessmen |
Geothermal Resources Council Transactions |
1990 |
English |
| Modeling the Hydraulic Characteristics of the Fenton Hill, New Mexico Hot Dry Rock Reservoir |
Robinson, Bruce A.; Brown, Donald W. |
HDR/EGS; Reservoir modeling; Computer modeling; Well testing |
Hot Dry Rock; Reservoir Engineering; USA; New Mexico; Fenton Hill; Numerical Simulation; Fractures; Injection; Pressure; Back Pressure; Closed Loop; Discrete Fractures |
Geothermal Resources Council Transactions |
1990 |
English |
| Heat Source and Fluid Migration Concepts at the Uenotai Geothermal Field, Akita Prefecture, Japan |
Robertson-Tait, A.; Klein, C. W.; McNitt, J. R.; Naka, T.; Takeuchi, R.; Iwata, S.; Saeki, Y.; Inoue, T. |
Exploration; Reservoir modeling; Hydrogeology; Geological su |
Exploration; Japan; Akita; Uenotai; Hydrology; Geochemistry; Gravity; Heat Flow; Fault; Heat Source; Hyrogeological Model |
Geothermal Resources Council Transactions |
1990 |
English |
| Numerical Simulation of the Kamojang Geothermal Field, Indonesia |
O'Sullivan, Michael J.; Barnett, Brian G.; Razali, M. Yunus |
Reservoir modeling; Computer modeling; Vapor dominated reser |
Reservoir Engineering; Indonesia; Kamojang; Numerical Modeling; Finite Difference; Heat Flow; Vapor Dominated; Initial State; Permeability; Mulkom; Saturation |
Geothermal Resources Council Transactions |
1990 |
English |
| Mathematical Modelling of Hydrothermal Eruptions |
McKibbin, Robert |
Hydrothermal eruptions; Stress fields; NCG; Fluid dynamics; |
Environmental; Exploration; Hydrological; Thermal Springs; Hydrothermal Eruptions |
Geothermal Resources Council Transactions |
1990 |
English |