Two Neoarchean tectonothermal events on the western edge of the North Atlantic Craton, as revealed by SIMS dating of the Saglek Block, Nain Province, Labrador

• Main Authors: Dunkley, Daniel J., Kusiak, Monika A., Wilde, Simon A., Whitehouse, Martin J., Sałacińska, Anna, Kielman, Ross, Konečný, Patrik
• Format: Article in Journal/Newspaper
• Language: unknown
• Published: Figshare 2019
• Subjects: Geology; FOS Earth and related environmental sciences; Greenland; Nain; Hebron; Saglek Bay; Ramah Bay; Hopedale; North Atlantic
• Online Access: https://dx.doi.org/10.6084/m9.figshare.c.4567934.v1; https://geolsoc.figshare.com/collections/Two_Neoarchean_tectonothermal_events_on_the_western_edge_of_the_North_Atlantic_Craton_as_revealed_by_SIMS_dating_of_the_Saglek_Block_Nain_Province_Labrador/4567934/1

The Saglek Block comprises the northern part of the Nain Province and underwent widespread metamorphism at c . 2.7 Ga, producing the dominant gneissosity and intercalation of supracrustal sequences. Zircon dating of gneiss samples collected along 80 km of the Labrador coast from Ramah Bay in the nor...