Macquarie Island and the Cause of Oceanic Linear Magnetic Anomalies

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

Bibliographic Details
Published in:Science
Main Authors: Varne, Richard, Gee, R. Dennis, Quilty, Patrick G. J.
Format: Article in Journal/Newspaper
Language:English
Published: American Association for the Advancement of Science (AAAS) 1969
Subjects:
Macquarie Island
Online Access:https://doi.org/10.1126/science.166.3902.230
https://www.science.org/doi/pdf/10.1126/science.166.3902.230
Description
Summary:Macquarie Island is formed of probably Pliocene oceanic crust. Intruded into pillow lavas is a belt of harzburgite and layered gabbro masses cut by dike swarms. Similar belt-like structures may cause the linear magnetic anomalies of the ocean.

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