Palaeomagnetism and Magnetic Polarity Zones in the Jurassic Dufek Intrusion, Pensacola Mountains, Antarctica

• Published in: Geophysical Journal International
• Main Author: Beck, Myrl E.
• Format: Text
• Language: English
• Published: Oxford University Press 1972
• Subjects: Articles; East Antarctica; Pensacola Mountains; West Antarctica; Antarc*; Antarctica
• Online Access: http://gji.oxfordjournals.org/cgi/content/short/28/1/49; https://doi.org/10.1111/j.1365-246X.1972.tb06110.x

The Dufek intrusion, of the Pensacola Mountains, Antarctica, is a stratiform mafic complex consisting of layered gabbro with subordinate amounts of anorthosite, pyroxenite and granophyre, forming a little-deformed sheetlike intrusion at least 6 km thick. Its age is estimated as Jurassic. Of 183 orie...