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. … WebMar 31, 2024 · The Dagushi Group (Gp) is one of the Mesoproterozoic strata rarely found at the northern margin of the Yangtze Block. U–Pb geochronology and Lu–Hf isotopic …
Depositional age of the Dagushi Group in the Dahong Mountain, …
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. 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 … how many languages are spoken in botswana
Chengziqian Formation( ) - Springer
WebThe Dagushi Group, spread on the northern margin of the Yangtze Craton, is a well-preserved succession of the Mesoproterozoic strata in South China, unconformably … WebGet Directions Phone: 703-554-1100 703-554-1100 Fax: 571-665-6666. Closed • Opens at 8AM. Save Location. Inova Primary Care – Ashburn (Filigree Court) knows that being … WebOct 1, 2024 · Samples from the Dagushi Group are fine-grained dolomite and shale. As shown in thin sections (see Fig. S1 in Appendix A), the main rock type (dolomite) of the … how many languages are spoken in eritrea