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Article Type
Journal
Publisher
Section
GeoRef Subject
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all geography including DSDP/ODP Sites and Legs
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Africa
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East Africa
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Sudan (1)
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North Africa
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Morocco (1)
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Asia
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Middle East
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Turkey (1)
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Caribbean region
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Antilles
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Dominica (1)
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Colorado River (39)
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Colorado River basin (6)
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Death Valley (1)
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East Pacific Ocean Islands
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Europe
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Grand Canyon (55)
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Lake Mead (31)
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North America
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Basin and Range Province
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Rocky Mountains
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Oceania
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Polynesia
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North Pacific
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New Mexico (1)
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Southwestern U.S. (11)
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Utah
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Emery County Utah (1)
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Garfield County Utah (2)
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Iron County Utah (1)
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Kane County Utah (1)
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Millard County Utah (1)
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Virgin River valley (4)
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Western U.S. (3)
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commodities
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elements, isotopes
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halogens
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hydrogen
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D/H (2)
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isotope ratios (17)
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Al-26 (1)
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Ar-40/Ar-39 (1)
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Be-10 (1)
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C-14 (2)
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Pb-206/Pb-204 (1)
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Pb-207/Pb-204 (1)
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Th-230 (1)
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C-13/C-12 (12)
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He-3 (3)
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Hf-177/Hf-176 (1)
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Nd-144/Nd-143 (4)
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O-18/O-16 (10)
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Pb-206/Pb-204 (1)
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Pb-207/Pb-204 (1)
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Pb-207/Pb-206 (1)
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Sr-87/Sr-86 (11)
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alkaline earth metals
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Be-10 (1)
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strontium
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Sr-87/Sr-86 (11)
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aluminum
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Al-26 (1)
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copper (1)
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hafnium
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Hf-177/Hf-176 (1)
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iron
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lead
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Pb-206/Pb-204 (1)
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Pb-207/Pb-204 (1)
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neodymium
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Nd-144/Nd-143 (4)
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titanium (1)
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noble gases
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argon
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Ar-40/Ar-39 (1)
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helium
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He-3 (3)
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oxygen
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O-18/O-16 (10)
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sulfur (1)
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fossils
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Chordata
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Vertebrata
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Pisces
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Chondrichthyes
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Euselachii (1)
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Osteichthyes (1)
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Tetrapoda
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Mammalia
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Theria
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Eutheria
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Chiroptera (1)
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Reptilia
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Anapsida
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Testudines
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Chelonia (1)
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Diapsida
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Archosauria
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dinosaurs
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Saurischia
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Theropoda (1)
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Synapsida
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Therapsida
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Cynodontia (1)
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ichnofossils
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Chondrites ichnofossils (1)
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Skolithos (1)
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Invertebrata
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Arthropoda
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Mandibulata
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Crustacea
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Branchiopoda (1)
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Ostracoda
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Podocopida (1)
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-
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-
Trilobitomorpha
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Trilobita (1)
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-
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Bryozoa
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Cryptostomata
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Rhabdomesidae (1)
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-
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Echinodermata
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Crinozoa
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Crinoidea (1)
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Mollusca
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Bivalvia (1)
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Gastropoda (2)
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Protista
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Foraminifera
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Fusulinina
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Fusulinidae (1)
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microfossils
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Conodonta (2)
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Fusulinina
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Fusulinidae (1)
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problematic microfossils (2)
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palynomorphs
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acritarchs (2)
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Plantae
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algae
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diatoms (2)
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Spermatophyta (1)
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problematic fossils
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problematic microfossils (2)
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thallophytes (1)
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tracks (1)
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geochronology methods
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(U-Th)/He (10)
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Ar/Ar (25)
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exposure age (1)
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fission-track dating (8)
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He/He (2)
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K/Ar (5)
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optically stimulated luminescence (1)
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paleomagnetism (7)
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Pb/Pb (1)
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radiation damage (1)
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Rb/Sr (3)
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Sm/Nd (1)
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tephrochronology (4)
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Th/U (2)
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thermochronology (15)
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thermoluminescence (1)
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U/Pb (13)
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uranium disequilibrium (1)
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geologic age
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Cenozoic
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Gila Conglomerate (1)
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Quaternary
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Holocene
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lower Holocene (1)
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upper Holocene (1)
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Pleistocene
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Bishop Tuff (1)
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upper Pleistocene
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Weichselian
-
upper Weichselian
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Younger Dryas (1)
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-
-
-
-
upper Quaternary (1)
-
-
Tertiary
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lower Tertiary (1)
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middle Tertiary (1)
-
Muddy Creek Formation (5)
-
Neogene
-
Miocene
-
lower Miocene (2)
-
middle Miocene (3)
-
Peach Springs Tuff (7)
-
upper Miocene (9)
-
-
Pliocene
-
lower Pliocene (4)
-
-
-
Paleogene
-
Claron Formation (1)
-
Oligocene
-
upper Oligocene (1)
-
-
-
-
upper Cenozoic (4)
-
-
Mesozoic
-
Cretaceous
-
Lower Cretaceous (2)
-
Mancos Shale (1)
-
Upper Cretaceous
-
Blackhawk Formation (1)
-
-
-
Jurassic
-
Aztec Sandstone (8)
-
Lower Jurassic
-
Hettangian (1)
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lower Liassic (1)
-
Sinemurian (1)
-
Triassic-Jurassic boundary (1)
-
-
-
Kayenta Formation (3)
-
lower Mesozoic (1)
-
Moenave Formation (3)
-
Navajo Sandstone (2)
-
Triassic
-
Lower Triassic
-
Spathian (2)
-
-
Moenkopi Formation (4)
-
Upper Triassic
-
Chinle Formation (2)
-
Shinarump Member (1)
-
Triassic-Jurassic boundary (1)
-
-
-
-
Paleozoic
-
Bird Spring Formation (1)
-
Cambrian
-
Bonanza King Formation (1)
-
Middle Cambrian
-
Bright Angel Shale (1)
-
-
Tapeats Sandstone (4)
-
-
Carboniferous
-
Mississippian
-
Redwall Limestone (2)
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Upper Mississippian (1)
-
-
Pennsylvanian
-
Lower Pennsylvanian
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Morrowan (1)
-
-
Middle Pennsylvanian
-
Manakacha Formation (1)
-
-
Upper Pennsylvanian
-
Wescogame Formation (1)
-
-
Watahomigi Formation (1)
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-
-
Ordovician
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Ely Springs Dolomite (1)
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Eureka Quartzite (1)
-
-
Permian
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Coconino Sandstone (2)
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Esplanade Sandstone Member (1)
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Toroweap Formation (1)
-
-
Supai Formation (3)
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upper Paleozoic (1)
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Precambrian
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Archean (1)
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Chuar Group (3)
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Unkar Group (6)
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upper Precambrian
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Proterozoic
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Mesoproterozoic (5)
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Neoproterozoic (5)
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Paleoproterozoic (5)
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-
-
-
-
igneous rocks
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igneous rocks
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carbonatites (1)
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plutonic rocks
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diorites
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tonalite (2)
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trondhjemite (1)
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gabbros (1)
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granites
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adamellite (1)
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granodiorites (3)
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pegmatite (3)
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ultramafics
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peridotites
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spinel peridotite (1)
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-
-
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porphyry (2)
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volcanic rocks
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andesites (1)
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basalts
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alkali basalts
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hawaiite (2)
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-
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basanite (3)
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dacites (1)
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pyroclastics
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ash-flow tuff (1)
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ignimbrite (1)
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tuff (10)
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welded tuff (1)
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rhyolites (2)
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metamorphic rocks
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metasedimentary rocks (4)
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mylonites (9)
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turbidite (1)
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minerals
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carbonates
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calcite (2)
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halides
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chlorides
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halite (2)
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minerals (3)
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oxides
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goethite (1)
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hematite (1)
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hydroxides
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iron hydroxides (1)
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iron oxides (1)
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spinel (1)
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phosphates
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apatite (11)
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monazite (1)
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silicates
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chain silicates
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amphibole group
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clinoamphibole
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hornblende (1)
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kaersutite (1)
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magnesioriebeckite (1)
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richterite (1)
-
-
-
pyroxene group
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clinopyroxene (1)
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orthopyroxene (1)
-
-
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framework silicates
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feldspar group
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alkali feldspar
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K-feldspar (7)
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sanidine (1)
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plagioclase (1)
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silica minerals
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cristobalite (1)
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quartz (2)
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zeolite group
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analcime (1)
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harmotome (1)
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-
-
orthosilicates
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nesosilicates
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olivine group
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olivine (1)
-
-
zircon group
-
zircon (16)
-
-
-
sorosilicates
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chevkinite group
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chevkinite (1)
-
-
epidote group
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allanite (1)
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thalenite (1)
-
-
-
sheet silicates
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cerolite (1)
-
chlorite group
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chlorite (2)
-
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clay minerals
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chrysocolla (2)
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kaolinite (1)
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smectite (1)
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stevensite (1)
-
-
illite (2)
-
mica group
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biotite (4)
-
muscovite (2)
-
-
sepiolite (1)
-
-
-
sulfates
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alunite (1)
-
gypsum (1)
-
-
sulfides (3)
-
-
Primary terms
-
absolute age (49)
-
Africa
-
East Africa
-
Sudan (1)
-
-
North Africa
-
Morocco (1)
-
-
-
Asia
-
Middle East
-
Turkey (1)
-
-
-
bibliography (3)
-
biogeography (1)
-
carbon
-
C-13/C-12 (12)
-
C-14 (2)
-
-
Caribbean region
-
West Indies
-
Antilles
-
Lesser Antilles
-
Dominica (1)
-
-
-
-
-
catalogs (2)
-
Cenozoic
-
Gila Conglomerate (1)
-
Quaternary
-
Holocene
-
lower Holocene (1)
-
upper Holocene (1)
-
-
Pleistocene
-
Bishop Tuff (1)
-
upper Pleistocene
-
Weichselian
-
upper Weichselian
-
Younger Dryas (1)
-
-
-
-
-
upper Quaternary (1)
-
-
Tertiary
-
lower Tertiary (1)
-
middle Tertiary (1)
-
Muddy Creek Formation (5)
-
Neogene
-
Miocene
-
lower Miocene (2)
-
middle Miocene (3)
-
Peach Springs Tuff (7)
-
upper Miocene (9)
-
-
Pliocene
-
lower Pliocene (4)
-
-
-
Paleogene
-
Claron Formation (1)
-
Oligocene
-
upper Oligocene (1)
-
-
-
-
upper Cenozoic (4)
-
-
chemical analysis (1)
-
Chordata
-
Vertebrata
-
Pisces
-
Chondrichthyes
-
Euselachii (1)
-
-
Osteichthyes (1)
-
-
Tetrapoda
-
Mammalia
-
Theria
-
Eutheria
-
Chiroptera (1)
-
-
-
-
Reptilia
-
Anapsida
-
Testudines
-
Chelonia (1)
-
-
-
Diapsida
-
Archosauria
-
dinosaurs
-
Saurischia
-
Theropoda (1)
-
-
-
-
-
Synapsida
-
Therapsida
-
Cynodontia (1)
-
-
-
-
-
-
-
clay mineralogy (2)
-
climate change (2)
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continental drift (1)
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crust (25)
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crystal chemistry (1)
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crystal growth (1)
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crystal structure (1)
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dams (3)
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data processing (2)
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deformation (16)
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diagenesis (9)
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earthquakes (7)
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East Pacific Ocean Islands
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Hawaii (1)
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-
economic geology (8)
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engineering geology (2)
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environmental geology (1)
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Europe
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Southern Europe
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Italy (1)
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Western Europe
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United Kingdom (1)
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explosions (1)
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faults (85)
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feldspar deposits (1)
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folds (17)
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foliation (4)
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fractures (2)
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geochemistry (30)
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geochronology (14)
-
geomorphology (20)
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geophysical methods (8)
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ground water (5)
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heat flow (2)
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hydrogen
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D/H (2)
-
deuterium (2)
-
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hydrology (5)
-
ichnofossils
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Chondrites ichnofossils (1)
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Skolithos (1)
-
-
igneous rocks
-
carbonatites (1)
-
plutonic rocks
-
diorites
-
tonalite (2)
-
trondhjemite (1)
-
-
gabbros (1)
-
granites
-
adamellite (1)
-
-
granodiorites (3)
-
pegmatite (3)
-
ultramafics
-
peridotites
-
spinel peridotite (1)
-
-
-
-
porphyry (2)
-
volcanic rocks
-
andesites (1)
-
basalts
-
alkali basalts
-
hawaiite (2)
-
-
-
basanite (3)
-
dacites (1)
-
pyroclastics
-
ash-flow tuff (1)
-
ignimbrite (1)
-
tuff (10)
-
welded tuff (1)
-
-
rhyolites (2)
-
-
-
inclusions
-
fluid inclusions (1)
-
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intrusions (16)
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Invertebrata
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Arthropoda
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Mandibulata
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Crustacea
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Branchiopoda (1)
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Ostracoda
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Podocopida (1)
-
-
-
-
Trilobitomorpha
-
Trilobita (1)
-
-
-
Bryozoa
-
Cryptostomata
-
Rhabdomesidae (1)
-
-
-
Echinodermata
-
Crinozoa
-
Crinoidea (1)
-
-
-
Mollusca
-
Bivalvia (1)
-
Gastropoda (2)
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Journal Article
Timing and geometry of the Chemehuevi Formation reveal a late Pleistocene sediment pulse into the Lower Colorado River Open Access
Harrison J. Gray, P. Kyle House, Adam M. Hudson, Jorge A. Vazquez, Ryan Crow, Miriam Primus, Shannon Mahan, Tammy Rittenour, Keith A. Howard
Journal: GSA Bulletin
Publisher: Geological Society of America
Published: 28 October 2024
GSA Bulletin (2025) 137 (3-4): 1582–1606.
Journal Article
Deep-time thermal history of the Great Unconformity in the Grand Canyon, USA: Combined zircon (U-Th)/He and K-feldspar 40 Ar/ 39 Ar thermochronometers Open Access
Journal: GSA Bulletin
Publisher: Geological Society of America
Published: 06 May 2024
GSA Bulletin (2024) 136 (11-12): 4815–4835.
Journal Article
The USGS 2023 Conterminous U.S. Time‐Independent Earthquake Rupture Forecast Available to Purchase
Edward H. Field, Kevin R. Milner, Alexandra E. Hatem, Peter M. Powers, Fred F. Pollitz, Andrea L. Llenos, Yuehua Zeng, Kaj M. Johnson, Bruce E. Shaw, Devin McPhillips, Jessica Thompson Jobe, Allison M. Shumway, Andrew J. Michael, Zheng‐Kang Shen, Eileen L. Evans, Elizabeth H. Hearn, Charles S. Mueller, Arthur D. Frankel, Mark D. Petersen, Christopher DuRoss, Richard W. Briggs, Morgan T. Page, Justin L. Rubinstein, Julie A. Herrick
Publisher: Seismological Society of America
Published: 22 December 2023
Bulletin of the Seismological Society of America (2024) 114 (1): 523–571.
Journal Article
Frenchman Mountain Dolostone: A new formation of the Cambrian Tonto Group, Grand Canyon and Basin and Range, USA Open Access
Journal: Geosphere
Publisher: Geological Society of America
Published: 23 March 2023
Geosphere (2023) 19 (3): 719–747.
Journal Article
Interseismic Strain Accumulation between the Colorado Plateau and the Eastern California Shear Zone: Implications for the Seismic Hazard near Las Vegas, Nevada Available to Purchase
Publisher: Seismological Society of America
Published: 03 January 2023
Bulletin of the Seismological Society of America (2023) 113 (2): 856–876.
Includes: Supplemental Content
Journal Article
Middle Miocene faulting and basin evolution during central Basin and Range extension: A detailed record from the upper Horse Spring Formation and red sandstone unit, Lake Mead region, Nevada, USA Open Access
Melissa A. Lamb, Thomas A. Hickson, Paul J. Umhoefer, Zachary W. Anderson, Crystal Pomerleau, Katrina Souders, Lindsey Lee, Nelia Dunbar, William McIntosh
Journal: Geosphere
Publisher: Geological Society of America
Published: 26 August 2022
Geosphere (2022) 18 (5): 1394–1434.
Journal Article
Zircon (U-Th)/He thermochronology reveals pre-Great Unconformity paleotopography in the Grand Canyon region, USA: REPLY Open Access
Journal: Geology
Publisher: Geological Society of America
Published: 01 March 2022
Geology (2022) 50 (3): e544.
Journal Article
Zircon (U-Th)/He thermochronology reveals pre-Great Unconformity paleotopography in the Grand Canyon region, USA: COMMENT Open Access
Karl E. Karlstrom, William R. Guenthner, Olivia G. Thurston, Matthew T. Heizler, Jason W. Ricketts, J. Michael Timmons
Journal: Geology
Publisher: Geological Society of America
Published: 01 March 2022
Geology (2022) 50 (3): e543.
Journal Article
Semiautomatic Algorithm to Map Tectonic Faults and Measure Scarp Height from Topography Applied to the Volcanic Tablelands and the Hurricane Fault, Western US Open Access
Chelsea P. Scott, Tiziano Giampietro, Cassandra Brigham, Frédérique Leclerc, Isabelle Manighetti, J Ramon Arrowsmith, Daniel A. Laó-Dávila, Lionel Mattéo
Journal: Lithosphere
Publisher: GSW
Published: 23 February 2022
Lithosphere (2021) 2021 (Special 2): 9031662.
Includes: Supplemental Content
Journal Article
Zircon (U-Th)/He thermochronology of Grand Canyon resolves 1250 Ma unroofing at the Great Unconformity and <20 Ma canyon carving Open Access
Olivia G. Thurston, William R. Guenthner, Karl E. Karlstrom, Jason W. Ricketts, Matthew T. Heizler, J. Michael Timmons
Journal: Geology
Publisher: Geological Society of America
Published: 02 November 2021
Geology (2022) 50 (2): 222–226.
Journal Article
Bringing sedimentology and stratigraphy into the StraboSpot data management system Open Access
Casey J. Duncan, Marjorie A. Chan, Elizabeth Hajek, Diane Kamola, Nicolas M. Roberts, Basil Tikoff, J. Douglas Walker
Journal: Geosphere
Publisher: Geological Society of America
Published: 01 November 2021
Geosphere (2021) 17 (6): 1914–1927.
Journal Article
A constraint on post–6 Ma timing of western Grand Canyon (Arizona, USA) incision removed: Local derivation indicated by ca. 5.4 Ma fluvial deposits below Shivwits Plateau basalts north of Grand Canyon Open Access
Journal: Geosphere
Publisher: Geological Society of America
Published: 01 October 2021
Geosphere (2021) 17 (6): 1704–1714.
Journal Article
Zircon (U-Th)/He thermochronology reveals pre-Great Unconformity paleotopography in the Grand Canyon region, USA Open Access
Journal: Geology
Publisher: Geological Society of America
Published: 12 August 2021
Geology (2021) 49 (12): 1462–1466.
Journal Article
Geodynamic significance of a buried transient Carboniferous landscape Available to Purchase
Journal: GSA Bulletin
Publisher: Geological Society of America
Published: 08 August 2021
GSA Bulletin (2022) 134 (5-6): 1180–1201.
Journal Article
Potential Pb 2+ mobilization, transport, and sequestration in shallow aquifers impacted by multiphase CO 2 leakage: a natural analogue study from the Virgin River Basin in SW Utah Available to Purchase
Journal: Petroleum Geoscience
Publisher: Geological Society of London
Published: 17 May 2021
Petroleum Geoscience (2021) 27 (3): petgeo2020-109.
Journal Article
Estimating the contribution of tributary sand inputs to controlled flood deposits for sandbar restoration using elemental tracers, Colorado River, Grand Canyon National Park, Arizona Available to Purchase
Katherine A. Chapman, Rebecca J. Best, M. Elliot Smith, Erich R. Mueller, Paul E. Grams, Roderic A. Parnell
Journal: GSA Bulletin
Publisher: Geological Society of America
Published: 28 October 2020
GSA Bulletin (2021) 133 (5-6): 1141–1156.
Journal Article
3D wave-equation dispersion inversion of surface waves recorded on irregular topography Available to Purchase
Journal: Geophysics
Publisher: Society of Exploration Geophysicists
Published: 06 March 2020
Geophysics (2020) 85 (3): R147–R161.
Journal Article
Redefining the Tonto Group of Grand Canyon and recalibrating the Cambrian time scale Available to Purchase
K.E. Karlstrom, M.T. Mohr, M.D. Schmitz, F.A. Sundberg, S.M. Rowland, R. Blakey, J.R. Foster, L.J. Crossey, C.M. Dehler, J.W. Hagadorn
Journal: Geology
Publisher: Geological Society of America
Published: 14 February 2020
Geology (2020) 48 (5): 425–430.
Journal Article
A Statistical Method for Associating Earthquakes with Their Source Faults in Southern California Available to Purchase
Walker S. Evans, Andreas Plesch, John H. Shaw, Natesh L. Pillai, Ellen Yu, Men‐Andrin Meier, Egill Hauksson
Publisher: Seismological Society of America
Published: 14 January 2020
Bulletin of the Seismological Society of America (2020) 110 (1): 213–225.
Includes: Supplemental Content
Journal Article
Post–12 Ma deformation in the lower Colorado River corridor, southwestern USA: Implications for diffuse transtension and the Bouse Formation Open Access
Jacob O. Thacker, Karl E. Karlstrom, Laura J. Crossey, Ryan S. Crow, Colleen E. Cassidy, L. Sue Beard, John S. Singleton, Evan D. Strickland, Nikki M. Seymour, Michael R. Wyatt
Journal: Geosphere
Publisher: Geological Society of America
Published: 20 December 2019
Geosphere (2020) 16 (1): 111–135.
Includes: Supplemental Content
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