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John Isbell
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Journal Article
Coupled stratigraphic and U-Pb zircon age constraints on the late Paleozoic icehouse-to-greenhouse turnover in south-central Gondwana
Neil Patrick Griffis, Isabel Patricia Montañez, Roland Mundil, Jon Richey, John Isbell, Nick Fedorchuk, Bastien Linol, Roberto Iannuzzi, Fernando Vesely, Thammy Mottin, Eduardo da Rosa, Brenhin Keller, Qing-Zhu Yin
Journal: Geology
Publisher: Geological Society of America
Published: 02 October 2019
Geology (2019) 47 (12): 1146–1150.
Journal Article
A new stratigraphic framework built on U-Pb single-zircon TIMS ages and implications for the timing of the penultimate icehouse (Paraná Basin, Brazil)
Neil Patrick Griffis, Roland Mundil, Isabel Patricia Montañez, John Isbell, Nicholas Fedorchuk, Fernando Vesely, Roberto Iannuzzi, Qing-Zhu Yin
Journal: GSA Bulletin
Publisher: Geological Society of America
Published: 04 January 2018
GSA Bulletin (2018) 130 (5-6): 848–858.
Includes: Supplemental Content