WebDetrital zircons of Huashan Group mostly have two stage Hf isotope model ages (TDM2) between 3.0 to 3.3Ga, indicating that the northern Yangtze Block experienced significant continental crustal growth during the Paleo- to Meso-archean. WebJun 8, 2024 · The Huashan Group is located at the Dadongshan area of the northern Yangtze Block, South China, and is one of the important mid-Neoproterozoic stratigraphic units; however, the timing and tectonic setting of the Huashan Group are controversial, such as it may have been deposited in a mantle plume/rift setting (Deng et al. 2013b; Du et al. …
Post-collisional ca. 800 Ma A-type felsic volcanic rocks in the …
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Phenocryst zonation records magma mixing in generation of the ...
WebJan 23, 2024 · Put simply, dashi broth is a family of stocks comprised of fusions of umami-rich foods such as bonito fish flakes, dried kombu (sea kelp), dried shiitake mushrooms, … WebLi Huaikun, Tian Hui, Zhou Hongying, et al. Correlation between the Dagushi Group in the Dahongshan area and the Shennongjia Group in the Shennongjia area on the northern margin of the Yangtze Craton: Constraints from zircon U-Pb ages and Lu-Hf isotopic systematics[J]. Earth Science Frontiers, 2016, 23(6): 186-201. [30] WebJan 19, 2024 · This age, along with the ages reported from the bottom of the Danzhou Group, constrains deposition of the Danzhou Group to between ca. 820 Ma and ca. 715 Ma. ... Sedimentary sequence and tectonic affinity of the Shennongjia and Dagushi groups in the northern margin of the Yangtze Block and their comparative study … birds native to spain