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Proceedings of Conference on
Janet L. Slate, Editor
U.S. GEOLOGICAL SURVEY
Denver, Colorado
CONTENTS |
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PROLOGUE |
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H. Donald "The Kid" Curry, Death Valleys First Ranger-Geologist (1908-1999) |
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1 |
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INTRODUCTION |
2 |
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DEATH VALLEY NATIONAL PARK |
3 |
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Posters: |
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Geologic highlights of Death Valley National Park |
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3 |
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Status of geologic mapping in Death Valley National ParkA database |
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5 |
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How to get a research permit from Death Valley National Park |
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6 |
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National Park Service Geologic Resources Inventory |
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7 |
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Inventorying paleontological resources at Death Valley National Park |
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7 |
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Accessing Death Valley National Parks Museum Collection for geological and paleontological research |
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8 |
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REGIONAL STRUCTURE, TECTONICS, AND BEDROCK GEOLOGY |
10 |
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Keynote speakers: |
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Tectonic evolution of the Death Valley region |
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10 |
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Tectonics of the southwestern Death Valley RegionA progress report |
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18 |
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Architecture and Miocene evolution of the northeast Death Valley detachment fault system, Nevada and California |
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20 |
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Posters: |
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Temporal, spatial, and compositional constraints on extension-related volcanism in central Death Valley, California |
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27 |
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Fluid flow during metamorphism and deformation in the Panamint Mountains |
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29 |
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Preliminary results of detailed structural investigation and large-scale mapping in the southern Panamint Range, California |
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31 |
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Magnitude and timing of extreme continental extension, central Death Valley region, California |
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33 |
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Field and laboratory studies of fault rocks from detachment faults, western Black Mountains, Death Valley |
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36 |
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Evidence for pre-55 Ma Phanerozoic fabrics in the Black Mountains, Death Valley, California |
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37 |
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Structural features of the Amargosa fault near Virgin Spring Canyon |
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39 |
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NEOGENE BASIN STRATIGRAPHY, GEOPHYSICS, AND HYDROLOGY |
41 |
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Keynote speakers: |
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Cenzoic basins of the central Death Valley region, eastern California |
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41 |
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Looking beneath the surface, a three-dimensional geophysical view of the Death Valley region, California and Nevada |
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47 |
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The Death Valley Regional Ground-Water Flow System (DVRFS) modelCalibration versus hydrogeologic conceptual model testing |
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52 |
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Posters: |
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Stratigraphy: |
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Preliminary description of the subsurface geologic units in the Amargosa Desert |
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55 |
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Tectonostratigraphic relationship between the Cenozoic sedimentary successions of the southern Funeral Mountains, Furnace Creek Basin, Eagle Mountain, and the north end of the Resting Spring Range |
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56 |
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Geophysics: |
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Three-dimensional model of pre-Cenozoic basement beneath Amargosa Desert and Pahrump Valley, California and NevadaImplications for tectonic evolution and water resources |
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58 |
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Hydrology: |
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Using geologic data for a three-dimensional hydrogeologic framework model of the Death Valley region |
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59 |
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Ground-water flow model of Amargosa Valley and Yucca Mountain Site revisited |
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60 |
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Development of a hydrogeologic database and data analysis tool for the Death Valley regional ground-water flow model |
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61 |
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Correlations of lithostratigraphic features with hydrogeologic properties, a facies-based approach to model development in volcanic rocks at Yucca Mountain, Nevada |
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62 |
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Using multivariate statistical analysis of ground-water major cation and trace-element concentrations to evaluate ground-water flow in south-central Nevada |
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64 |
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Rare earth elements in ground water and aquifer materials from southern Nevada and eastern California |
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Estimating evapotranspiration rates in Death Valley, California |
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68 |
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Ostracodes as indicators of present and past hydrology in Death Valley |
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69 |
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MAPPING IN THE DEATH VALLEY REGION |
71 |
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Posters: |
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Regional geologic maps of the Nevada Test Site and Death Valley ground-water flow systemThe starting points for ground-water studies |
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71 |
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Geologic map of the Trona-Kingman 1:250,000 quadrangle, southeastern California |
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73 |
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Tectonic-geologic map of the Death Valley region, California and Nevada |
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73 |
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Regional hydrogeologic features from a new geologic map of the Yucca Mountain region |
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75 |
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Preliminary surficial geologic map of the Beatty 30 60-minute quadrangle, Nevada-California |
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78 |
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Strategy for mapping Quaternary surficial deposits in support of the Death Valley regional flow model in California and Nevada |
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81 |
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Geology of the Saddle Peak Hills 7.5 quadrangle, southernmost Death Valley, California |
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83 |
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IMAGERY, QUATERNARY STRATIGRAPHY AND GEOMORPHOLOGY, AND QUATERNARY GEOCHRONOLOGY |
85 |
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Keynote speakers: |
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Thirty years of remote sensing in Death ValleyWhat have we learned? |
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85 |
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Quaternary stratigraphy and geomorphology of Death Valley |
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90 |
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Quaternary dating methodsApplications to Death Valley studies |
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97 |
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Posters: |
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Imagery: |
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Imaging radar applications in the Death Valley region |
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104 |
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Regional 1:100,000 mapping of Quaternary units from SPOT images and 30-m DEMs |
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106 |
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Differential GPS/GIS analysis of the sliding rock phenomenon of Racetrack Playa, Death Valley National Park |
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107 |
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Quaternary Stratigraphy and Geomorphology: |
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Quaternary geologic mapping and geochronology of the Las Vegas 1:100,000 sheet and Yucca Mountaain areaGeomorphic and hydrologic response to climate change near Death Valley |
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110 |
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A soil survey of Death Valley National ParkNew techniques in standard soil survey |
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111 |
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Surficial geology and geomorphic process studies in support of multidisciplinary ecosystem investigationsExamples from parts of Greenwater and Valjean Valleys, Mojave Desert Ecosystem |
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113 |
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Quaternary Geochronology: |
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Late Cenozoic tephrochronology of Death Valley, CaliforniaNew insights into stratigraphy, paleogeography, and tectonics |
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115 |
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Chlorine-36 ages of pluvial shoreline features in the Death Valley/Panamint Valley area |
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117 |
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Geochemistry of archeological obsidian sources in the Saline Range, Death Valley National Park, California |
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118 |
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PALEOCLIMATE AND ACTIVE TECTONICS |
121 |
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Keynote speakers: |
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Middle to late Quaternary environmental changes in Death Valley and vicinity |
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121 |
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Latest Quaternary (<30 ka) lake high-stand fluctuations and evolving paleohydrology of Death Valley |
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124 |
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Tectonic geomorphology along the Death Valley fault systemEvidence for recurrent late Quaternary activity in Death Valley National Park |
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132 |
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Posters: |
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Paleoclimate: |
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Lake Manly(?) shorelines in the eastern Mojave Desert, California |
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140 |
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200-k.y. paleoclimate record from Core DV 93-1, Badwater Basin, Death Valley, California |
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142 |
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Using event-based simulation of water budgets to study the hydroclimatology of lakes in Death Valley, California |
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144 |
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Eolian processes and deposits in the southwestern U.S.Integrated studies to evaluate impacts from climatic variability and land use |
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146 |
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Active Tectonics: |
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Scenario earthquakes along the Death Valley fault system |
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148 |
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GPS-determined constraints on interseismic deformation along active fault zones within the Death Valley region, southeastern California |
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149 |
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Seismic potential of the Fish Lake Valley fault zone, Nevada and California |
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150 |
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Quaternary strike-slip components of the Death Valley fault between the Furnace Creek and southern Death Valley fault zones |
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152 |
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Using geomorphic features to constrain tectonic activity near Pahrump Valley, Nevada and California |
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154 |
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USGS geologic and seismic-hazard investigations of the Cow Creek area, Death Valley National Park |
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156 |
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Late Quaternary flexural-slip folding and faulting in the Texas Spring syncline, Death Valley National Park |
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159 |
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Geology of the Stump Spring quadrangleEvidence of late Quaternary transpression on the southern segment of the Pahrump Valley fault zone, Nevada and California |
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162 |
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Work in progressA connection through the brittle crust between Death Valley and the Salton Basin |
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163 |
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FIELD TRIP GUIDE |
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Stop 1: Mormon Point/Willow Creek Fault Scarp
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165 |
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Stop 2: Badwater
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170 |
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Stop 3: Zabriskie Point
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171 |
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Stop 4: Texas Spring Syncline/Echo Canyon Thrust
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172 |
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Stop 5: Cow Creek Administrative Area
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174 |
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Selected references for geology of Death Valley National Park and surrounding region |
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FIGURES |
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1. Geologic mapping of the Wernicke research group |
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2. Map showing reconstruction of deformation, southern Great Basin region |
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3. Location map of the northeast Death Valley detachment fault system |
21 |
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4. Schematic cross sections, showing stages in the evolution of the detachment fault system |
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5. Maps showing areas of strong transtensional tectonism pattern, northeast Death Valley |
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6. Graph showing relation of fluid composition and temperature of metamorphism in samples from Wildrose Canyon |
30 |
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7. Graph showing istopic composition of calcite versus dolomite |
30 |
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8. Graph showing relation of metamorphic fluid versus temperature in samples from the Johnnie Formation |
30 |
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9. Map showing major ranges and basins in the Death Valley region |
33 |
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10. Columnar sections of middle and upper Miocene strata |
34 |
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11. Map showing probable original limits of the Eagle Mountain Formation |
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12. Photographs of deformed p 37 |
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13. Photograph and field sketch of relations at deep structural levels |
38 |
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14. Schematic cross section to illustrate relation between pre-pegmatite and post-pegmatite fabrics |
38 |
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15. Simplified map of the Amargosa fault |
39 |
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16. Map showing generalized geology of the central Death Valley region |
42 |
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17. Sketches showing gravity inversion method |
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18. Diagram of lithostratigraphic and hydrogeologic units in the Prow Pass Tuff |
63 |
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19. Shaded relief map of the Yucca Mountain Region |
76 |
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20. Grid showing 7.5-minute quadrangles of the Beatty 30 60-minute quadrangle |
78 |
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21. Map of Death Valley and surrounding region showing geographic features and fault systems |
90 |
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22. Correlation diagram for Pliocene tuffs of Death Valley |
91 |
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23. Correlation diagram for upper Pliocene to middle Pleistocene tuffs and tephra beds of Death Valley |
93 |
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24. Chart showing methods for dating Quaternary surficial deposits in the Death Valley area |
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25. Oblique USGS aerial image of the Racetrack |
108 |
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26. Large-scale detail of trails in the Racetracks central region |
108 |
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27. Photograph of two diverging sliding cobbles |
108 |
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28. Scatterplot based on XRF data showing Saline Valley glass types |
119 |
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29. Scatterplot showing correlation of artifacts manufactured from the "Saline Valley" and "Queen Imposter" glass type |
120 |
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30. Map showing pluvial lakes in basins of Owen, Mojave, and Amargosa Rivers |
125 |
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31. Longitudinal profile of coring sites |
128 |
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32. Composite diagram of 1030-ka lacustrine chronologies for the Mojave River drainage basin |
129 |
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33. Generalized Quaternary fault map of Death Valley |
133 |
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34. Photograph of Cinder Hill, a basaltic cinder cone astride north end of the Southern Death Valley fault |
134 |
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35. Photograph of Willow Creek scarp |
136 |
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36. Aerial photograph of an alluvial fan north of Red Wall Canyon |
138 |
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37. Topographic profile from Shoreline Butte to Ash Hill |
141 |
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38. Sample-model run for Death Valley showing temperature-derived evaporation potential |
144 |
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39. Earthquake-rupture segmentation model of the Fish Lake Valley fault zone |
151 |
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40. Graph showing product of contributing drainage area and local slope versus valley width to valley height ratio |
155 |
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41. Photograph of the Cross Valley fault scarp north of the Hole-in-the-Wall road |
159 |
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42. Graph showing maximum vertical separation of alluvial surfaces along the Cross Valley fault |
160 |
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43. Schematic illustration showing essential elements involved with the postulated connection between Death Valley and the Salton Basin |
163 |
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