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Science 10 October 1969:
Vol. 166. no. 3902, pp. 230 - 233
DOI: 10.1126/science.166.3902.230
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Articles

Macquarie Island and the Cause of Oceanic Linear Magnetic Anomalies

Richard Varne 1, R. Dennis Gee 2, and Patrick G. J. Quilty 3

1 University of Tasmania, Hobart
2 Geological Survey of Tasmania, Hobart
3 University of Tasmania

Macquarie Islands is formed of probably Pliocene oceanic crust. Intruded into pillow lavas is a belt of harzburgite and layered gabbro mnasses cut by dike swarms. Similar belt-like structures may cause the linear magnetic anomalies of the ocean.


THIS ARTICLE HAS BEEN CITED BY OTHER ARTICLES:
Tectonic implications of fault-scarp-derived volcaniclastic deposits on Macquarie Island: Sedimentation at a fossil ridge-transform intersection?.
N. R. Daczko, S. Mosher, M. F. Coffin, and T. A. Meckel (2005)
Geological Society of America Bulletin 117, 18-31
   Abstract »    Full Text »    PDF »
Macquarie Island's Finch-Langdon fault: A ridge-transform inside-corner structure.
K. L. Wertz, S. Mosher, N. R. Daczko, and M. F. Coffin (2003)
Geology 31, 661-664
   Abstract »    Full Text »    PDF »
What constitutes 'emplacement' of an ophiolite?: Mechanisms and relationship to subduction initiation and formation of metamorphic soles.
J. Wakabayashi and Y. Dilek (2003)
Geological Society, London, Special Publications 218, 427-447
   Abstract »    PDF »
Enriched End-member of Primitive MORB Melts: Petrology and Geochemistry of Glasses from Macquarie Island (SW Pacific).
V. S. KAMENETSKY, J. L. EVERARD, A. J. CRAWFORD, R. VARNE, S. M. EGGINS, and R. LANYON (2000)
J. Petrology 41, 411-430
   Abstract »    Full Text »    PDF »
The base of a sheeted dyke complex, Oman ophiolite: implications for magma chambers at oceanic spreading axes.
D. A. Rothery (1983)
Journal of the Geological Society 140, 287-296
   Abstract »    PDF »
Macquarie-Balleny Ridge.
C. P. Summerhayes (1974)
Geological Society, London, Special Publications 4, 381-386
   Abstract »    PDF »


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