LATE PRECAMBRIAN DEPOSITS OF THE MANA TROUGH ( northwestern East Sayan ): ISOTOPE CHEMOSTRATIGRAPHY AND DETRITAL ZIRCON GEOCHRONOLOGY
We studied the chemical and isotope (C and O) composition of carbonate deposits and the age distribution of detrital zircon grains from the late Precambrian deposits of the Mana trough at the Sayan segment of the Central Asian Mobile Belt (CAMB). Limestones of the volcanosedimentary Kuvai Group (Mana and Bakhta formati...