The Proterozoic Wadi Kid metamorphic belt in southeastern Sinai, Egypt represents a structurally and metamorphically complex assemblage of metasedimentary and metavolcanic rocks folded into a series of ENE-WSW trending antiforms and synforms. Spectral ratioing of selected bands …
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The central Front Range of Colorado has experienced at least three distinct periods of deformation, associated with the Yavapai and Mazatzal orogenies in the Paleoproterozoic, and the Picuris orogeny in the Mesoproterozoic. However, the Picuris orogeny in Colorado has only recen…