 | Doebrich, Jeff L., Al-Jehani, Abdullah M., Siddiqui, Alim A., Hayes, Timothy S., Wooden, Joseph L., Johnson, Peter R. (2007) Geology and metallogeny of the Ar Rayn terrane, eastern Arabian shield: Evolution of a Neoproterozoic continental-margin arc during assembly of Gondwana within the East African orogen. Precambrian Research, 158 (1) 17-50 doi:10.1016/j.precamres.2007.04.003 | Journal (article/letter/editorial) | | African orogen Jeff L. Doebrich a,∗ , Abdullah M. Al-Jehani b , Alim A. Siddiqui b , Timothy S. Hayes...VA 20192, USA b Saudi Geological Survey, P.O. Box 54141, Jiddah 21514, Saudi Arabia c U.S. Geological...the west by the Ad Dawadimi terrane across the Al Amar fault zone (AAF), and is nonconformably overlain...intrusions. The layered rocks of the arc, the Al Amar group (>689 Ma to ∼625 Ma), consist of tholeiitic...form three distinct lithogeochemical groups: (1) low-Al trondhjemite-tonalite-granodiorite (TTG) of arc affinity |
|
