The mid-Cretaceous Peninsular Ranges orogeny: a new slant on Cordilleran tectonics? II: northern United States and Canada

• Published in: Canadian Journal of Earth Sciences
• Main Authors: Hildebrand, Robert S., Whalen, Joseph B.
• Format: Article in Journal/Newspaper
• Language: English
• Published: Canadian Science Publishing 2021
• Subjects: British Columbia; Canada; Yukon; Alaska
• Online Access: http://dx.doi.org/10.1139/cjes-2021-0006; https://cdnsciencepub.com/doi/full-xml/10.1139/cjes-2021-0006; https://cdnsciencepub.com/doi/pdf/10.1139/cjes-2021-0006

The mid-Cretaceous Peninsular Ranges orogeny occurred in the North American Cordillera and affected rocks from Mexico to Alaska. It formed when a marine trough, open for ∼35 million years, closed by westerly subduction beneath a 140–100 Ma arc complex. In Part I, we described the features of the oro...