Timing of Proterozoic magmatism in the Sunsas belt, Bolivian Precambrian Shield, SW Amazonian Craton
GEOSCIENCE FRONTIERS(2021)
摘要
•New U-Pb zircon and monazite age constraints for the SW Amazonian Craton.•Multiple continental reworking episodes from 1.9 to 1.0 Ga.•Heterogeneous Paleoproterozoic crustal fragments amalgamated to the SW Amazonian Craton.•U-Pb monazite ages reveal a more complex magmatic history.
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关键词
SW Amazonian Craton,Sunsas belt,U–Pb geochronology,Zircon,Monazite
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