Petrogenesis of the Mesozoic Sistefjell syenite intrusion, Dronning Maud Land, Antarctica and surrounding low-δ 18 O lavas
The Sistefjell intrusion is approximately 10km in diameter and is the largest Mesozoic pluton in western Dronning Maud Land. The main intrusive phase is a syenite consisting of >78 modal % alkali feldspar, quartz, sodic-calcic amphibole, aegirine-augite
Main Authors: | , , |
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Format: | Article in Journal/Newspaper |
Language: | unknown |
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Geological Society of South Africa
2015
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Online Access: | http://hdl.handle.net/1885/92325 |