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NARROW
GeoRef Subject
-
all geography including DSDP/ODP Sites and Legs
-
Africa
-
East Africa
-
Kenya
-
Lake Magadi (2)
-
-
Lake Natron (2)
-
Lake Turkana (2)
-
-
East African Lakes
-
Lake Magadi (2)
-
Lake Natron (2)
-
Lake Tanganyika (2)
-
Lake Turkana (2)
-
-
-
Antarctica
-
Antarctic Peninsula (1)
-
-
Antelope Valley (2)
-
Asia
-
Far East
-
China
-
Dabie Mountains (1)
-
Sulu Terrane (1)
-
-
Indonesia
-
Sumatra
-
Toba Lake (1)
-
-
-
Japan
-
Kyushu
-
Nagasaki Japan
-
Unzen (1)
-
-
-
-
Korea
-
South Korea (1)
-
-
Philippine Islands
-
Luzon
-
Mount Pinatubo (3)
-
-
-
-
Indian Peninsula
-
India
-
West Bengal India (1)
-
-
-
-
Australasia
-
Australia
-
Western Australia (1)
-
-
New Zealand
-
Okataina volcanic centre (1)
-
Taupo (3)
-
Taupo volcanic zone (5)
-
-
-
Bald Mountain (1)
-
Canada
-
Eastern Canada
-
Maritime Provinces
-
New Brunswick (1)
-
-
-
Western Canada
-
British Columbia (1)
-
-
-
Caribbean region
-
West Indies
-
Antilles
-
Lesser Antilles
-
Trinidad and Tobago
-
Trinidad (1)
-
-
-
-
-
-
Casa Diablo (1)
-
Cascade Range (5)
-
Clear Lake (1)
-
Coast Mountains (1)
-
Coast Ranges (2)
-
Copper Canyon (1)
-
East Pacific Ocean Islands
-
Hawaii
-
Hawaii County Hawaii
-
Hawaii Island
-
Kilauea (1)
-
-
-
-
-
Europe
-
Southern Europe
-
Italy
-
Campania Italy
-
Phlegraean Fields (1)
-
-
Sicily Italy
-
Lipari Islands
-
Lipari Island (1)
-
-
-
-
-
Western Europe
-
United Kingdom
-
Great Britain
-
Scotland
-
Hebrides
-
Inner Hebrides
-
Isle of Skye (1)
-
-
-
Highland region Scotland
-
Inverness-shire Scotland
-
Isle of Skye (1)
-
-
-
-
-
-
-
-
Furnace Creek (1)
-
Indian Ocean
-
Red Sea (1)
-
-
Jack Hills (1)
-
Kings River (1)
-
Long Valley (8)
-
Medicine Lake (2)
-
Mexico (1)
-
North America
-
Basin and Range Province
-
Great Basin (13)
-
-
Canadian Shield
-
Grenville Province (1)
-
Superior Province (1)
-
-
Gulf Coastal Plain (1)
-
Keweenawan Rift (1)
-
North American Cordillera (6)
-
Peninsular Ranges Batholith (7)
-
Rio Grande Rift (1)
-
Western Interior (1)
-
-
North Island (5)
-
Oceania
-
Polynesia
-
Hawaii
-
Hawaii County Hawaii
-
Hawaii Island
-
Kilauea (1)
-
-
-
-
-
-
Owens Valley (4)
-
Pacific Coast (2)
-
Pacific Ocean
-
East Pacific
-
Northeast Pacific
-
Loihi Seamount (1)
-
-
-
North Pacific
-
Northeast Pacific
-
Loihi Seamount (1)
-
-
-
-
Peninsular Ranges (3)
-
Pyramid Lake (3)
-
Roberts Mountains (1)
-
Round Mountain (1)
-
Sacramento River (1)
-
San Andreas Fault (2)
-
San Joaquin River (2)
-
Searles Lake (3)
-
Shark Bay (1)
-
Sierra Nevada (90)
-
South America
-
Andes (1)
-
Brazil
-
Borborema (1)
-
-
Peru (1)
-
-
Twin Lakes (1)
-
United States
-
Alaska
-
Aleutian Islands (1)
-
-
Arizona (2)
-
California
-
Central California (27)
-
Feather River (1)
-
Fresno County California (2)
-
Garlock Fault (2)
-
Hilton Creek Fault (5)
-
Inyo County California
-
Inyo Mountains (7)
-
Owens Lake (1)
-
-
Lassen Volcanic National Park (1)
-
Los Angeles Basin (2)
-
Madera County California (8)
-
Mammoth Mountain (9)
-
Mariposa County California (7)
-
Mono County California
-
Inyo Domes (4)
-
Long Valley Caldera (73)
-
Mono Basin (4)
-
Mono Craters (9)
-
Mono Lake (22)
-
Obsidian Dome (1)
-
-
Nevada County California (1)
-
Northern California (2)
-
San Bernardino County California
-
Cajon Pass (1)
-
-
San Francisco Bay (1)
-
Santa Clara County California (1)
-
Shasta County California
-
Lassen Peak (3)
-
-
Sierra County California (1)
-
Sierra Nevada Batholith (66)
-
Siskiyou County California (1)
-
Southern California (5)
-
Stanislaus County California (1)
-
Tulare County California (1)
-
Tuolumne County California (22)
-
Yosemite National Park (11)
-
-
Colorado
-
Mineral County Colorado
-
Creede mining district (1)
-
-
San Juan volcanic field (1)
-
-
Colorado Plateau (1)
-
Eastern California shear zone (2)
-
Great Basin (13)
-
Hawaii
-
Hawaii County Hawaii
-
Hawaii Island
-
Kilauea (1)
-
-
-
-
Idaho (4)
-
Idaho Batholith (3)
-
Mojave Desert (4)
-
Montana
-
Beaverhead County Montana (1)
-
Madison County Montana (1)
-
-
Nevada
-
Churchill County Nevada (3)
-
Clark County Nevada (1)
-
Elko County Nevada (2)
-
Esmeralda County Nevada
-
Silver Peak Mountains (3)
-
-
Eureka County Nevada (1)
-
Humboldt County Nevada (1)
-
Lander County Nevada (1)
-
Lyon County Nevada (2)
-
Mineral County Nevada (43)
-
Nevada Test Site (1)
-
Nye County Nevada
-
Yucca Mountain (1)
-
-
Roberts Mountains Allochthon (2)
-
Shoshone Mountains (1)
-
Washoe County Nevada (1)
-
White Pine County Nevada (1)
-
-
New Mexico
-
Valles Caldera (1)
-
-
New York
-
Adirondack Mountains (1)
-
-
Oregon (1)
-
Pilot Range (1)
-
Sevier orogenic belt (1)
-
South Carolina
-
Fairfield County South Carolina (1)
-
-
Texas
-
Brewster County Texas (1)
-
Llano Uplift (1)
-
-
Trans-Pecos (1)
-
Uncompahgre Uplift (1)
-
Utah
-
Great Salt Lake (2)
-
Juab County Utah (1)
-
Thomas Range (1)
-
Tintic mining district (1)
-
-
Walker Lane (21)
-
Washington
-
Chelan County Washington (1)
-
Skamania County Washington
-
Mount Saint Helens (3)
-
-
-
Western U.S. (12)
-
Wyoming (3)
-
Yellowstone National Park (5)
-
-
Walker Lake (4)
-
White Mountains (17)
-
White Pine Mine (1)
-
White Sands (1)
-
Yuba River (1)
-
-
commodities
-
brines (2)
-
metal ores
-
base metals (1)
-
copper ores (1)
-
gold ores (9)
-
molybdenum ores (1)
-
polymetallic ores (2)
-
silver ores (6)
-
-
mineral deposits, genesis (8)
-
mineral exploration (2)
-
placers (1)
-
quartz crystal (2)
-
water resources (1)
-
-
elements, isotopes
-
carbon
-
C-13 (1)
-
C-13/C-12 (5)
-
C-14 (6)
-
-
hydrogen
-
D/H (3)
-
deuterium (2)
-
-
isotope ratios (26)
-
isotopes
-
radioactive isotopes
-
Ar-40/Ar-39 (1)
-
Be-10 (4)
-
C-14 (6)
-
Pb-206/Pb-204 (4)
-
Pb-207/Pb-204 (2)
-
Pb-208/Pb-204 (3)
-
Sm-147/Nd-144 (1)
-
-
stable isotopes
-
Ar-40 (1)
-
Ar-40/Ar-39 (1)
-
C-13 (1)
-
C-13/C-12 (5)
-
D/H (3)
-
deuterium (2)
-
He-4/He-3 (1)
-
Nd-144/Nd-143 (11)
-
O-18 (1)
-
O-18/O-16 (8)
-
Pb-206/Pb-204 (4)
-
Pb-207/Pb-204 (2)
-
Pb-208/Pb-204 (3)
-
S-34/S-32 (2)
-
Sm-147/Nd-144 (1)
-
Sr-87/Sr-86 (15)
-
-
-
large-ion lithophile elements (1)
-
Lu/Hf (1)
-
metals
-
alkali metals
-
potassium (1)
-
rubidium (2)
-
sodium (1)
-
-
alkaline earth metals
-
barium (1)
-
beryllium
-
Be-10 (4)
-
-
calcium (1)
-
magnesium (2)
-
strontium
-
Sr-87/Sr-86 (15)
-
-
-
aluminum (2)
-
antimony (1)
-
arsenic (3)
-
copper (1)
-
gold (1)
-
iron (3)
-
lead
-
Pb-206/Pb-204 (4)
-
Pb-207/Pb-204 (2)
-
Pb-208/Pb-204 (3)
-
-
mercury (1)
-
precious metals (2)
-
rare earths
-
neodymium
-
Nd-144/Nd-143 (11)
-
Sm-147/Nd-144 (1)
-
-
samarium
-
Sm-147/Nd-144 (1)
-
-
yttrium (1)
-
-
silver (1)
-
titanium (1)
-
tungsten (1)
-
zirconium (1)
-
-
noble gases
-
argon
-
Ar-40 (1)
-
Ar-40/Ar-39 (1)
-
-
helium
-
He-4/He-3 (1)
-
-
-
oxygen
-
O-18 (1)
-
O-18/O-16 (8)
-
-
selenium (1)
-
sulfur
-
S-34/S-32 (2)
-
-
trace metals (1)
-
-
fossils
-
bacteria (2)
-
Chordata
-
Vertebrata
-
Pisces
-
Osteichthyes
-
Actinopterygii (1)
-
-
-
Tetrapoda
-
Amphibia
-
Lissamphibia
-
Anura (1)
-
-
-
Reptilia
-
Diapsida
-
Ichthyosauria (1)
-
Lepidosauria
-
Squamata
-
Serpentes (1)
-
-
-
-
-
-
-
-
cyanobacteria (1)
-
ichnofossils
-
Thalassinoides (1)
-
-
Invertebrata
-
Archaeocyatha (1)
-
Arthropoda
-
Mandibulata
-
Crustacea
-
Ostracoda (1)
-
-
-
-
Brachiopoda (1)
-
Cnidaria
-
Anthozoa
-
Zoantharia
-
Scleractinia (1)
-
-
-
-
Mollusca
-
Bivalvia (2)
-
Cephalopoda
-
Ammonoidea (1)
-
-
Gastropoda (2)
-
-
Porifera (1)
-
Vermes
-
Annelida (1)
-
-
-
microfossils (4)
-
palynomorphs
-
miospores
-
pollen (2)
-
-
-
Plantae
-
algae (2)
-
Spermatophyta
-
Gymnospermae
-
Coniferales
-
Pinaceae
-
Pinus (1)
-
-
-
-
-
-
problematic fossils (1)
-
thallophytes (2)
-
-
geochronology methods
-
(U-Th)/He (4)
-
Ar/Ar (15)
-
exposure age (2)
-
fission-track dating (2)
-
He/He (1)
-
K/Ar (9)
-
Lu/Hf (1)
-
paleomagnetism (11)
-
Pb/Pb (2)
-
Rb/Sr (2)
-
Sm/Nd (1)
-
Sr/Sr (1)
-
tephrochronology (4)
-
Th/U (4)
-
thermochronology (5)
-
tree rings (1)
-
U/Pb (32)
-
U/Th/Pb (1)
-
uranium disequilibrium (2)
-
-
geologic age
-
Cenozoic
-
Gila Conglomerate (1)
-
Quaternary
-
Holocene
-
lower Holocene (1)
-
Middle Ages (1)
-
upper Holocene (4)
-
-
Pleistocene
-
Bandelier Tuff (1)
-
Bishop Tuff (28)
-
Lake Lahontan (4)
-
middle Pleistocene (1)
-
upper Pleistocene (7)
-
-
upper Quaternary (1)
-
-
Tertiary
-
middle Tertiary (1)
-
Neogene
-
Miocene
-
middle Miocene (1)
-
Paintbrush Tuff (1)
-
Topopah Spring Member (1)
-
upper Miocene (3)
-
-
Pliocene
-
upper Pliocene (2)
-
-
-
Paleogene
-
lower Paleogene (1)
-
Oligocene
-
Fish Canyon Tuff (2)
-
-
-
-
upper Cenozoic (4)
-
-
Lake Bonneville (2)
-
Mesozoic
-
Cretaceous
-
Lower Cretaceous (4)
-
Middle Cretaceous (3)
-
Upper Cretaceous
-
Tuolumne Intrusive Suite (19)
-
-
-
Franciscan Complex (1)
-
Jurassic
-
Lower Jurassic
-
Hettangian (1)
-
lower Liassic (1)
-
Sinemurian (1)
-
Sunrise Formation (3)
-
Triassic-Jurassic boundary (1)
-
-
Middle Jurassic (1)
-
Upper Jurassic (3)
-
-
lower Mesozoic (3)
-
Pucara Group (1)
-
Triassic
-
Lower Triassic
-
Induan (1)
-
-
Upper Triassic
-
Luning Formation (5)
-
Rhaetian (1)
-
Triassic-Jurassic boundary (1)
-
-
-
-
Paleozoic
-
Cambrian
-
Carrara Formation (1)
-
Lower Cambrian
-
Poleta Formation (4)
-
Tommotian (1)
-
Zabriskie Quartzite (1)
-
-
Middle Cambrian (1)
-
-
Carboniferous
-
Mississippian
-
Lower Mississippian (1)
-
-
-
Devonian
-
Upper Devonian (1)
-
-
Ordovician (4)
-
Permian (5)
-
Silurian (2)
-
-
Phanerozoic (3)
-
Precambrian
-
Archean (1)
-
Stirling Quartzite (2)
-
upper Precambrian
-
Proterozoic
-
Neoproterozoic (4)
-
-
-
Wyman Formation (1)
-
-
-
igneous rocks
-
igneous rocks
-
hypabyssal rocks (3)
-
plutonic rocks
-
anorthosite (1)
-
diorites
-
quartz diorites (3)
-
tonalite (2)
-
-
gabbros (6)
-
granites
-
aplite (2)
-
A-type granites (1)
-
granite porphyry (3)
-
leucogranite (2)
-
-
granodiorites (23)
-
monzodiorite (2)
-
ultramafics
-
pyroxenite (1)
-
-
-
porphyry (5)
-
volcanic rocks
-
andesites (10)
-
basalts
-
mid-ocean ridge basalts (1)
-
shoshonite (1)
-
-
dacites (5)
-
glasses
-
obsidian (5)
-
volcanic glass (3)
-
-
pyroclastics
-
ash-flow tuff (14)
-
ignimbrite (7)
-
pumice (6)
-
rhyolite tuff (3)
-
tuff (21)
-
welded tuff (4)
-
-
rhyodacites (2)
-
rhyolites
-
comendite (1)
-
-
trachyandesites (2)
-
trachytes (1)
-
-
-
volcanic ash (2)
-
-
metamorphic rocks
-
metamorphic rocks
-
marbles (1)
-
metaigneous rocks
-
metadiabase (1)
-
metagranite (1)
-
-
metaplutonic rocks (1)
-
metasedimentary rocks
-
metasandstone (1)
-
-
metasomatic rocks
-
skarn (2)
-
-
metavolcanic rocks (10)
-
mylonites
-
pseudotachylite (1)
-
-
phyllites (1)
-
quartzites (2)
-
schists (3)
-
slates (1)
-
-
-
minerals
-
arsenites (1)
-
carbonates
-
calcite (1)
-
ikaite (3)
-
-
halides
-
fluorides
-
cryolite (1)
-
-
-
hydrates (2)
-
minerals (8)
-
native elements
-
graphite (1)
-
-
oxides
-
hematite (1)
-
ilmenite (3)
-
iron oxides (1)
-
magnetite (5)
-
rutile (1)
-
tantalates
-
microlite (1)
-
-
titanium oxides (1)
-
titanomagnetite (1)
-
ulvospinel (1)
-
-
phosphates
-
apatite (2)
-
monetite (1)
-
newberyite (1)
-
struvite (1)
-
-
silicates
-
chain silicates
-
amphibole group
-
clinoamphibole
-
hornblende (8)
-
kaersutite (1)
-
-
-
pyroxene group
-
clinopyroxene (2)
-
orthopyroxene (1)
-
-
wollastonite group
-
wollastonite (1)
-
-
-
framework silicates
-
feldspar group
-
alkali feldspar
-
cryptoperthite (1)
-
K-feldspar (2)
-
sanidine (4)
-
-
plagioclase (4)
-
-
silica minerals
-
chalcedony (2)
-
opal (2)
-
quartz (8)
-
-
zeolite group
-
analcime (1)
-
mordenite (1)
-
phillipsite (1)
-
-
-
orthosilicates
-
nesosilicates
-
andalusite (1)
-
garnet group (1)
-
titanite group
-
titanite (3)
-
-
zircon group
-
zircon (39)
-
-
-
sorosilicates
-
epidote group
-
allanite (2)
-
-
-
-
sheet silicates
-
clay minerals
-
chrysocolla (1)
-
-
mica group
-
biotite (7)
-
muscovite (1)
-
-
serpentine group
-
berthierine (1)
-
-
-
-
sulfates (1)
-
sulfides
-
cinnabar (1)
-
-
tellurites (1)
-
-
Primary terms
-
absolute age (56)
-
Africa
-
East Africa
-
Kenya
-
Lake Magadi (2)
-
-
Lake Natron (2)
-
Lake Turkana (2)
-
-
East African Lakes
-
Lake Magadi (2)
-
Lake Natron (2)
-
Lake Tanganyika (2)
-
Lake Turkana (2)
-
-
-
Antarctica
-
Antarctic Peninsula (1)
-
-
Asia
-
Far East
-
China
-
Dabie Mountains (1)
-
Sulu Terrane (1)
-
-
Indonesia
-
Sumatra
-
Toba Lake (1)
-
-
-
Japan
-
Kyushu
-
Nagasaki Japan
-
Unzen (1)
-
-
-
-
Korea
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Improved Earthquake Source Parameters with 3D Wavespeed Models in California and Nevada
Simulation of 0–7.5 Hz physics-based nonlinear ground motions for maximum credible earthquake scenarios at the Long Valley Dam, CA
Fingerprinting the geochemical signals of episodic arc activity in the Sierra Nevada batholith in space and time
Microstructural and compositional evolutions during transformation from biotite to berthierine: Implications for phyllosilicate alteration processes
Crustal Imaging with Noisy Teleseismic Receiver Functions Using Sparse Radon Transforms
Two phases of Cretaceous dextral shearing recorded in the plutonic rocks of NW Nevada (USA): A tectonic link between intra-arc shearing in the Sierra Nevada and Idaho batholiths
Mafic intrusions record mantle inputs and crustal thickness in the eastern Sierra Nevada batholith, California, USA
ABSTRACT This field trip explores the geology and mining history of the Bodie Hills with a focus on the Bodie and Aurora mining districts. The field trip starts and ends in Bridgeport, California. Our first geologic stop is at Travertine Hot Springs, which provides an analogy for the style of mineralization observed in the Bodie and Aurora districts. We then proceed south on Highway 395 to the Bodie exit at Highway 270. At this location on Highway 395 is the placer camp of Dogtown with outcrops of till from the Sherwin glaciation. A side trip up Cinnabar Canyon exposes rocks with veinlets of cinnabar and silicic alteration. From here, we travel through several different components of different stratovolcanoes and arrive at the preserved ghost town of Bodie. Bodie Bluff and Standard Hill contain most of the mine workings for the Bodie district. At Bodie we discuss different interpretations of volcanic history and stratigraphy and learn about the U.S. Bureau of Land Management’s 1997 economic appraisal of the mineralization there: 69.8 million tons of ore averaging 0.4 oz/ton Au. Leaving Bodie, we pass through a placer field where William Bodie made his discovery of the mine and the district that bears his name. And then we move through the Bodie volcanics to those volcanic rocks associated with Aurora. On the way to Aurora, we will see the stage stop site of Del Monte. At Aurora, we view the active open pit mining operation and compare this district with Bodie and others in the Bodie Hills. Both Bodie and Aurora were classified as principal gold deposits of the United States.