Willis, K.M., Stern, R.J. and Clauer, N., 1988. Age and geochemistry of Late Precambrian sediments of the Hammamat Series from the Northeastern Desert of Egypt. Precambrian Res., 42: 173-187. Late Precambrian crustal evolution in the Northeastern Desert of Egypt culminated in a major episode of strong extension, accompanied by bimodal igneous activity and deposition of clastic sediments in rest...