Blar i Institutt for miljø- og naturvitskap på forfatter "Røhr, Torkil Sørlie"
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Concurrent MORB-type and ultrapotassic volcanism in an extensional basin along the Laurentian Iapetus margin: Tectonomagmatic response to Ordovician arc-continent collision and subduction polarity flip
Gasser, Deta; Grenne, Tor; Corfu, Fernando; Bøe, Reidulv; Røhr, Torkil Sørlie; Slagstad, Trond (Peer reviewed; Journal article, 2021)Arc-continent collision, followed by subduction polarity flip, occurs during closure of oceanic basins and contributes to the growth of continental crust. Such a setting may lead to a highly unusual association of ultrapotassic ...