U-Pb zircon age constraint for late Neoproterozoic rifting and initiation of the lower Paleozoic passive margin of western Laurentia for a copy of this paper please contact the Yukon Geological Survey; geology@gov.yk.ca. Resources Yukon Geological Survey publication metadata HTML Date updated: 2019-02-12 Go to resource View changes Access via API Metadata information Publisher Publisher Yukon Geological Survey Publication details License Open Government Licence - Yukon Date published 2019-02-12 Date updated 2019-02-12 Topics Topics Science and technology Keywords ygs-importygs-import-20250711ygs-publicationsyukon-geological-survey