Neoproterozoic basement history of Wrangel Island and Arctic Chukotka: integrated insights from zircon U–Pb, O and Hf isotopic studies Eric S. Gottlieb Victoria Pease Elizabeth L. Miller Vyacheslav V. Akinin 10.6084/m9.figshare.4873013.v1 https://geolsoc.figshare.com/articles/dataset/Neoproterozoic_basement_history_of_Wrangel_Island_and_Arctic_Chukotka_integrated_insights_from_zircon_U_Pb_O_and_Hf_isotopic_studies/4873013 Secondary ion mass spectrometry (SIMS) U–Pb zircon geochronology data. 2017-04-13 12:04:40 insight Neoproterozoic basement history Hf SIMS Arctic Chukotka ion mass spectrometry Wrangel Island data geochronology zircon Geology