Age and Sources of Terrigenous Rocks of Basal Formation of the Tsagaan-Olom Group of the Dzabkhan Terrane: Results of U–Th–Pb Geochronological, Lu–Hf and Sm–Nd Isotopic Studies

The results of U–Th–Pb geochronological (LA-ICP-MS) and Hf isotope (LA-MC-ICP-MS) studies of detrital zircons from sandstones and also the results of Nd isotope studies of whole rocks from the tillite-bearing Maikhan-Uul Formation of the Tsagaan-Olom Group of the shelf cover of the southeastern part of the Dzabkhan terrane of the Central Asian Orogenic Belt are considered. The obtained data made it possible to establish that the sources of...