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Journal Article

Zircon (U-Th)/He thermochronology reveals pre-Great Unconformity paleotopography in the Grand Canyon region, USA: COMMENT

Karl E. Karlstrom, William R. Guenthner, Olivia G. Thurston, Matthew T. Heizler, Jason W. Ricketts, J. Michael Timmons
Journal: Geology
Published: 01 March 2022
Geology (2022) 50 (3): e543.
DOI: https://doi.org/10.1130/G49843C.1
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Zircon (U-Th)/He thermochronology of Grand Canyon resolves 1250 Ma unroofing at the Great Unconformity and <20 Ma canyon carving

Olivia G. Thurston, William R. Guenthner, Karl E. Karlstrom, Jason W. Ricketts, Matthew T. Heizler, J. Michael Timmons
Journal: Geology
Published: 02 November 2021
Geology (2022) 50 (2): 222–226.
DOI: https://doi.org/10.1130/G48699.1
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Tectonic controls on basement exhumation in the southern Rocky Mountains (United States): The power of combined zircon (U-Th)/He and K-feldspar 40 Ar/ 39 Ar thermochronology

Jason W. Ricketts, Jacoup Roiz, Karl E. Karlstrom, Matthew T. Heizler, William R. Guenthner, J. Michael Timmons
Journal: Geology
Published: 14 June 2021
Geology (2021) 49 (10): 1187–1192.
DOI: https://doi.org/10.1130/G49141.1
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Acknowledgments

Author(s)
J. Michael Timmons, Karl E. Karlstrom
Book: Grand Canyon Geology: Two Billion Years of Earth's History
Series: GSA Special Papers
Publisher: Geological Society of America
Published: 01 November 2012
DOI: 10.1130/2012.2489(v)
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Introduction to Grand Canyon geology

Author(s)
Karl E. Karlstrom, J. Michael Timmons, Laura J. Crossey
Book: Grand Canyon Geology: Two Billion Years of Earth's History
Series: GSA Special Papers
Publisher: Geological Society of America
Published: 01 November 2012
DOI: 10.1130/2012.2489(00)
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Vishnu basement rocks of the Upper Granite Gorge: Continent formation 1.84 to 1.66 billion years ago

Author(s)
Karl E. Karlstrom, Bradley R. Ilg, David Hawkins, Michael L. Williams, Gregory Dumond, Kevin Mahan, Samuel A. Bowring
Book: Grand Canyon Geology: Two Billion Years of Earth's History
Series: GSA Special Papers
Publisher: Geological Society of America
Published: 01 November 2012
DOI: 10.1130/2012.2489(01)
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The Grand Canyon Unkar Group: Mesoproterozoic basin formation in the continental interior during supercontinent assembly

Author(s)
J. Michael Timmons, Laura J. Crossey, Matt Heizler, Karl E. Karlstrom, Kathryn Fletcher, John Bloch
Book: Grand Canyon Geology: Two Billion Years of Earth's History
Series: GSA Special Papers
Publisher: Geological Society of America
Published: 01 November 2012
DOI: 10.1130/2012.2489(02)
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The Neoproterozoic Earth system revealed from the Chuar Group of Grand Canyon

Author(s)
J. Michael Timmons, Susannah M. Porter, Carol M. Dehler
Book: Grand Canyon Geology: Two Billion Years of Earth's History
Series: GSA Special Papers
Publisher: Geological Society of America
Published: 01 November 2012
DOI: 10.1130/2012.2489(03)
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Many unconformities make one ‘Great Unconformity’

Author(s)
J. Michael Timmons, Karl E. Karlstrom
Book: Grand Canyon Geology: Two Billion Years of Earth's History
Series: GSA Special Papers
Publisher: Geological Society of America
Published: 01 November 2012
DOI: 10.1130/2012.2489(04)
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Geologic history and paleogeography of Paleozoic and early Mesozoic sedimentary rocks, eastern Grand Canyon, Arizona

Author(s)
Ronald C. Blakey, Larry T. Middleton
Book: Grand Canyon Geology: Two Billion Years of Earth's History
Series: GSA Special Papers
Publisher: Geological Society of America
Published: 01 November 2012
DOI: 10.1130/2012.2489(05)
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Faulting and uplift in the Grand Cany on region

Author(s)
Karl E. Karlstrom, J. Michael Timmons
Book: Grand Canyon Geology: Two Billion Years of Earth's History
Series: GSA Special Papers
Publisher: Geological Society of America
Published: 01 November 2012
DOI: 10.1130/2012.2489(06)
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The Laramide and post-Laramide uplift and erosional history of the eastern Grand Canyon: Evidence from apatite fission-track thermochronology

Author(s)
Shari A. Kelley, Karl E. Karlstrom
Book: Grand Canyon Geology: Two Billion Years of Earth's History
Series: GSA Special Papers
Publisher: Geological Society of America
Published: 01 November 2012
DOI: 10.1130/2012.2489(07)
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A review of the geomorphology of eastern Grand Canyon

Author(s)
Joel L. Pederson
Book: Grand Canyon Geology: Two Billion Years of Earth's History
Series: GSA Special Papers
Publisher: Geological Society of America
Published: 01 November 2012
DOI: 10.1130/2012.2489(08)
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Travertines and travertine springs in eastern Grand Canyon: What they tell us about groundwater, paleoclimate, and incision of Grand Canyon

Author(s)
Laura J. Crossey, Karl E. Karlstrom
Book: Grand Canyon Geology: Two Billion Years of Earth's History
Series: GSA Special Papers
Publisher: Geological Society of America
Published: 01 November 2012
DOI: 10.1130/2012.2489(09)
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Afterword

Author(s)
Karl E. Karlstrom, Laura J. Crossey, J. Michael Timmons
Book: Grand Canyon Geology: Two Billion Years of Earth's History
Series: GSA Special Papers
Publisher: Geological Society of America
Published: 01 November 2012
DOI: 10.1130/2012.2489(10)
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References Cited

Author(s)
J. Michael Timmons, Karl E. Karlstrom
Book: Grand Canyon Geology: Two Billion Years of Earth's History
Series: GSA Special Papers
Publisher: Geological Society of America
Published: 01 November 2012
DOI: 10.1130/2012.2489(11)
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Book

Grand Canyon Geology: Two Billion Years of Earth's History

Author(s)
J. Michael Timmons, Karl E. Karlstrom
Series: GSA Special Papers
Publisher: Geological Society of America
Published: 01 November 2012
DOI: 10.1130/SPE489
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Journal Article

Detrital zircon U-Pb geochronology of Paleozoic strata in the Grand Canyon, Arizona

George E. Gehrels, Ron Blakey, Karl E. Karlstrom, J. Michael Timmons, Bill Dickinson, Mark Pecha
Journal: Lithosphere
Publisher: GSW
Published: 01 June 2011
Lithosphere (2011) 3 (3): 183–200.
DOI: https://doi.org/10.1130/L121.1
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Mudstone Petrology of the Mesoproterozoic Unkar Group, Grand Canyon, U.S.A.: Provenance, Weathering, and Sediment Transport on Intracratonic Rodinia

John D. Bloch, J. Michael Timmons, Laura J. Crossey, George E. Gehrels, Karl E. Karlstrom
Published: 01 September 2006
Journal of Sedimentary Research (2006) 76 (9): 1106–1119.
DOI: https://doi.org/10.2110/jsr.2006.107
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Tectonic inferences from the ca. 1255–1100 Ma Unkar Group and Nankoweap Formation, Grand Canyon: Intracratonic deformation and basin formation during protracted Grenville orogenesis

J. Michael Timmons, Karl E. Karlstrom, Matthew. T. Heizler, Samuel A. Bowring, George E. Gehrels, Laura J. Crossey
Journal: GSA Bulletin
Published: 01 November 2005
GSA Bulletin (2005) 117 (11-12): 1573–1595.
DOI: https://doi.org/10.1130/B25538.1
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