Adding “Time” to the Earthscope Image: Petrologic Analysis, Structural Analysis, and Monazite Geochronology of the Proterozoic Crust M. Williams, M. Jercinovic, K. Karlstrom, K. Mahan, G. Dumond
From Whitmeyer and Karlstrom
1.65 Ga
1.4 Ga
CD-ROM Synthesis, 2002
Arc Accretion Yavapai Orogeny Mazatzal Orogeny Reactivation… Plutonism, Metamorphism, Deformation Grenville Orogeny Proterozoic Events Exhumation
Amphibolite-facies, mid-crustal metamorphism GPa km
Upper Granite Gorge, Grand Canyon
High-P- syntectonic Med.-P. ( GPa), 400C Pluton-Influenced
From Shaw
CD-ROM Synthesis, 2002