News - Uranium-lead dating
New research has revealed that some events in Earth's history happened more recently than previously thought.
By Chew, D M Flowerdew, M J; Page, L M; Crowley, Q G; Daly, J S; Cooper, M; Whitehouse, M J Abstract: The Tyrone Central Inlier is a metamorphic terrane of uncertain affinity situated outboard of the main Dalradian outcrop (south of the Fair Head-Clew Bay Line) and could represent sub-arc basement to part of the enigmatic Midland Valley Terrane.
By Gladkochub, Dmitry P Donskaya, Tatiana V; Wingate, Michael T D; Poller, Ulrike; Kroner, Alfred; Fedorovsky, Valentin S; Mazukabzov, Anatoliy M; Todt, Wolfgang; Pisarevsky, Sergei A Abstract: A significant portion of the continental crust of northern Eurasia is thought to have formed during the evolution of the Central Asian Orogenic Belt at the time of accretion of continental terranes and island arcs.
By Cooper, M R Crowley, Q G; Rushton, A W A Abstract: New biostratigraphical evidence and a high-precision isotope dilution thermal ionization mass spectrometry U-Pb zircon age provide refined age constraint for the Ordovician Tyrone Volcanic Group of the Tyrone Igneous Complex.
