The Palaeozoic Variscan Oceans. An outstanding geoscience research contribution
Gondwana Research 48 (2017) 257–284: Read Here Wolfgang Franke, L. Robin M. Cocks, Trond H. Torsvik The Variscan and related North American orogenies which now total 6,000 kilometres of strike, were caused by the opening and closing of the Rheic Ocean over a 100 million year period from 440MA to 320MA. This »