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(super 40) Ar/ (super 39) Ar, K-Ar, Rb-Sr whole-rock and mineral ages,chemical composition... isotopicsystematics of Jurassic Humboldt Lopolith and Permian(?) and TriassicKoipato Group rocks, Pershing and Chruchill counties, Nevada

Kistler, R W; Speed, R C (2000) (super 40) Ar/ (super 39) Ar, K-Ar, Rb-Sr whole-rock and mineral ages,chemical composition... isotopicsystematics of Jurassic Humboldt Lopolith and Permian(?) and TriassicKoipato Group rocks, Pershing and Chruchill counties, Nevada. Open-File Report - U. S. Geological Survey, Report: OF 00-0217, 14pp., 2000

AuthorsKistler, R W; Speed, R C
Year2000
Title(super 40) Ar/ (super 39) Ar, K-Ar, Rb-Sr whole-rock and mineral ages,chemical composition... isotopicsystematics of Jurassic Humboldt Lopolith and Permian(?) and TriassicKoipato Group rocks, Pershing and Chruchill counties, Nevada
SourceOpen-File Report - U. S. Geological Survey, Report: OF 00-0217, 14pp., 2000
ISSN0196-1497
GeoRef2001-017269
Keywordsabsolute age; alkaline earth metals; amphibole group; Ar/Ar; chainsilicates; chemical composition; Churchill County Nevada;clinoamphibole; D/H; dates; emplacement; geochemistry; hornblende;Humboldt Lopolith; hydrogen; intrusions; isotope ratios; isotopes;Jurassic; K/Ar; Koipato Group; Mesozoic; metals; Nevada; O-18/O-16;oxygen; Paleozoic; Permian; Pershing County Nevada; silicates;Sr-87/Sr-86; Rb/Sr; stable isotopes; strontium; Triassic; UnitedStates; USGS; whole rock

29 samples from this reference

SampleRock nameMajorTraceIsotope
CA80Gabbro yesyes
SW312Basalt yesyes
SW232Basalt yesyes
CA127Keratophyre yesyes
JD246Picrite yesyes
SW127Keratophyre yesyes
JD225Albitite yesyes
JD379Gabbro
JD384Gabbro
JD385Gabbro
CA71Anorthosite
RSK-13Greenstone yesyes
Lim-76-13Greenstone yesyes
Lim-2Greenstone yesyes
Lim-76-66Greenstone yes
RSK-15Granite yesyes
RSK-2Rhyolite yesyes
RSK-5Rhyolite yesyes
RSK-6Rhyolite yesyes
RSK-7Rhyolite yesyes
K-20Rhyolite yesyes
RSK-1Rhyolite yesyes
RSK-16Rhyolite yesyes
K78-9Rhyolite yes
K78-4Greenstone yes
SW-113Rhyolite yesyes
SW-105Rhyolite yesyes
SW-397Rhyolite yesyes
SW-11Rhyolite yesyes