Petrology, age, and tectonic setting of the rapakivi-bearing Margaree pluton, Cape Breton Island, Canada: evidence for a Late Devonian posttectonic cryptic silicic-mafic magma chamber

• Main Authors: Sombini dos Santos, Gabriel, Barr, Sandra M., White, Chris E, van Rooyen, Deanne
• Format: Article in Journal/Newspaper
• Language: unknown
• Published: NRC Research Press (a division of Canadian Science Publishing) 2020
• Subjects: Canada; Breton Island
• Online Access: http://hdl.handle.net/1807/100541; http://www.nrcresearchpress.com/doi/abs/10.1139/cjes-2019-0220

The Margaree pluton extends for >40 km along the axis of the Ganderian Aspy terrane of northern Cape Breton Island, Nova Scotia. The pluton consists mainly of coarse-grained megacrystic syenogranite, intruded by small bodies of medium-grained equigranular syenogranite and microgranite porphyry, a...