New insights from field observations of the Younger giant dyke complex and mafic lamprophyres of the Gardar Province on Tuttutooq island, South Greenland

• Published in: GEUS Bulletin
• Main Authors: Koopmans, Lot, Webster, Robert A., Changleng, Rory, Mathieson, Lucy, Murphy, Alasdair J., Finch, Adrian A., McCarthy, William
• Format: Article in Journal/Newspaper
• Language: English
• Published: Geological Survey of Denmark and Greenland (GEUS) 2021
• Subjects: Greenland; Tuttutooq
• Online Access: https://geusbulletin.org/index.php/geusb/article/view/6526; https://doi.org/10.34194/geusb.v47.6526

The Gardar Province of south Greenland is defined by the products of alkaline igneous magmatism during the Mesoproterozoic. The most laterally extensive Gardar intrusions are a series of giant dyke complexes best exposed on the Tuttutooq archipelago. We present new field observations and a geologica...