The Timing of Deformation in the Four Peaks Area, central Arizona, and relevance for the Mazatzal Orogeny
The Mazatzal orogeny (1.66-1.60 Ga) is a key element of the tectonic evolution of the North American continent during the Proterozoic (Whitmeyer and Karlstrom, 2007). Recently, Mesoproterozoic detrital zircon grains (1.55-1.45 Ga) have been found in metasedimentary rocks that were thought to have be...
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| Format: | Others |
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ScholarWorks@UMass Amherst
2014
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| Online Access: | https://scholarworks.umass.edu/masters_theses_2/100 https://scholarworks.umass.edu/cgi/viewcontent.cgi?article=1077&context=masters_theses_2 |