SHRIMP U–Pb results. Zircon O- and Hf-isotope constraints on the genesis and tectonic significance of Permian magmatism in Patagonia Paula Castillo C. Mark Fanning Robert J. Pankhurst Francisco Hervé Carlos W. Rapela 10.6084/m9.figshare.4959932.v1 https://geolsoc.figshare.com/articles/dataset/SHRIMP_U_Pb_results_Zircon_O-_and_Hf-isotope_constraints_on_the_genesis_and_tectonic_significance_of_Permian_magmatism_in_Patagonia/4959932 Summary of SHRIMP U–Pb results for zircon from sample CAT50–1905 2017-05-02 09:53:54 sample Patagonia Summary tectonic significance Zircon O genesis Permian magmatism Hf-isotope constraints zircon Geology