Evolution of the Jura-Cretaceous North American Cordilleran Margin: Insights from Detrital-Zircon U-Pb and Hf Isotopes of GEOSPHERE; V
Research Paper GEOSPHERE Evolution of the Jura-Cretaceous North American Cordilleran margin: Insights from detrital-zircon U-Pb and Hf isotopes of GEOSPHERE; v. 13, no. 6 sedimentary units of the North Cascades Range, Washington doi:10.1130/GES01501.1 Kirsten B. Sauer1, Stacia M. Gordon1, Robert B. Miller2, Jeffrey D. Vervoort3, and Christopher M. Fisher3 12 figures; 3 tables; 1 supplemental file 1Department of Geological Sciences, University of Nevada, Reno, 1664 N. Virginia Street, Reno, Nevada 89557, USA 2Department of Geology, San Jose State University, One Washington Square, San Jose, California 95192-0102, USA 3School of the Environment, Washington State University, P.O. Box 642812, Pullman, Washington 99164-2812, USA CORRESPONDENCE: kirsten .b .sauer@gmail .com CITATION: Sauer, K.B., Gordon, S.M., Miller, R.B., ABSTRACT sedimentary basins (e.g., Saleeby and Busby-Spera, 1992; Dickinson, 2004). Vervoort, J.D., and Fisher, C.M., 2017, Evolution of the Jura-Cretaceous North American Cordilleran The U-Pb age spectra of detrital zircons from western North American Cordi - margin: Insights from detrital-zircon U-Pb and Hf The U-Pb age and Hf-isotope composition of detrital zircons from Jurassic lleran sedimentary rocks have been used to help understand episodic high-flux isotopes of sedimentary units of the North Cas- to Upper Cretaceous sedimentary rocks adjacent to the southern North Cas- magmatism (Paterson and Ducea, 2015), the timing at which sediment sources cades Range, Washington: Geosphere, v. 13, no. 6, p. 2094–2118, doi:10.1130/GES01501.1. cades–Coast Plutonic Complex continental magmatic arc document shifting were uplifted and when basins subsided (e.g., DeGraaff-Surpless et al., 2003; provenance, the tectonic evolution of the arc system, and translation along Laskowski et al., 2013; Surpless et al., 2014), paleogeography, and terrane Received 20 January 2017 the continental margin.
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