Mafic Dykes from Heimefrontfjella and implications for the post-Grenvillian to pre-Pan-African geological evolution of western Dronning Maud Land, Antarctica
Two groups of geochemical different dykes have been identified in the Grenville-aged basement of Heimefrontfjella. The first group comprises dykes of continental tholeiite composition which probably intruded during the final stage of indentation of the Kaapvaal-Grunehogna Craton into Laurentia. One...
Published in: | Antarctic Science |
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Main Authors: | , , , , |
Format: | Article in Journal/Newspaper |
Language: | unknown |
Published: |
British Antarctic Survey
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Subjects: | |
Online Access: | http://hdl.handle.net/1885/88651 https://doi.org/10.1017/S0954102003001391 |