 | | Journal (article/letter/editorial) | | the A-type gabbro-granite Wentworth pluton, Cobequid shear zone, eastern Canada GEORGIA PE-PIPER Department...Halifax, N.S., B3H 3C3, Canada e-mail: gpiper@smu.ca Abstract: The Wentworth pluton is the most alkaline...Regionally, sodic amphiboles are found only in the Wentworth pluton, suggesting the importance of peralkaline...calcic amphibole in granite with 8 73% SiO2 in the Wentworth pluton shows no systematic difference with either...of free water. Key-words: amphibole, granite, Nova Scotia, Cobequid shear zone, lithium, alkalis. Introduction |  | | Journal (article/letter/editorial) | | as an indicator of complex magmatic systems: Wentworth pluton, Nova Scotia, Canada Angeliki Papoutsa a...Halifax, Nova Scotia B3H 4R2, Canada Department of Geology, Saint Mary's University, Halifax, Nova Scotia...Scotia B3H 3C3, Canada a r t i c l e i n f o Article history: Received 22 July 2013 Received in revised...Geochemistry a b s t r a c t The Wentworth pluton is the most complex intrusion among a series of A-type...active shear zone in the Cobequid Highlands of Nova Scotia during the latest Devonian–earliest Carboniferous |
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