Tucson / Houston / Boulder / Flagstaff / Albuquerque / Indianapolis / Heckert / Washington / Denver / Finley / Sonora / New York / Morrison / Los Angeles / /
Company
Northern Arizona Bulletin / Newark Supergroup / Wilson / U.S. Geological Survey Bulletin / Macmillan / Bowring S.A. / Dockum Group / American Journal / Lehman / Russell / /
Continent
North America / /
Country
Mexico / United States / Argentina / / /
Event
Natural Disaster / /
Facility
University of Arizona Laboratory of Geochronology / Museum of Northern Arizona / Museum of Northern Arizona Bulletin / Stanford University / Temple Cap Formations / University of New Mexico / University of Arizona / Purdue University / University of California / Jurassic emplacement / Northern Arizona University / Indiana University / /
IndustryTerm
personal communications / stream energy / fluvial systems / sample site / eolian transportation systems / isotopic systems / air-abrasion device / /
NaturalFeature
Rocky Mountains / Petrified Forest / Snow Lake / Triassic volcanoes / Pacific Ocean / Painted Desert / Mount St. Helens / Mojave Desert / Death Valley / Long Valley / Colorado Plateau / Mojave / Sierra Nevada / Black Forest / /
Organization
Arizona-Nevada Academy of Science / University of California / Santa Barbara / University of Arizona Laboratory of Geochronology / Society of Economic Paleontologists and Mineralogists / Indiana University / Chinle Formation / US Federal Reserve / General Services Administration / Geological Society of America Special Paper / Morrison Formation / Geological Society of America / Northern Arizona University / Geological Society of America Abstracts / Geological Society of America Bulletin / N.R. Riggs†Department of Geology / Geological Society of America Field Trip Guidebook / Purdue University / Gehrels Department of Geosciences / USA S.R. Ash Department of Earth and Planetary Sciences / Petrified Forest Museum Association / USA A.P. Barth Department of Geology / Stanford University / University of New Mexico / University of Arizona / /
Person
Gleason / P. Olsen / William Thordarson / Spencer / S.G. Lucas / L.T. Middleton / T. Demko / Barton / Van Schmus / S. Hasiotis / J.H. Stewart / J.D. Walker / H.F. Albee / James M. Mattinson / Reynolds / Allen / V / D. Walker / /
Position
General / R.N. / Fisher / /
ProvinceOrState
Indiana / British Columbia / Washington / New Mexico / Utah / South Carolina / California / Arizona / Colorado / Texas / A.B. / Nevada / South Dakota / /
PublishedMedium
American Journal of Science / /
Region
eastern California / central Nevada / southern Arizona / western United States / Northern Arizona / central Arizona / northwestern Mexico / western USA / southern California / southwestern Utah / western Arizona / western North America / central United States / central New Mexico / southeastern Utah / central California / central Utah / western Nevada / southeastern California / northeastern Utah / southwestern U.S. / northern California / northeastern Arizona / northwestern Colorado / North American Southwest / eastern U.S. / West Michigan / southwestern United States / southern Nevada / southwestern U.S.A. / eastern U.S.A. / /
Isotopic age of the Black Forest Bed, Petrified Forest Member, Chinle Formation, Arizona: An example of dating a continental sandstone