Abstract
Reanalysis of early Tertiary magnetic anomalies on the Pacific plate south of the Campbell Plateau indicates that in early Tertiary time there was a previously unrecognized triple junction of the Pacific, the Antarctic, and a third plate now beneath the Bellingshausen sea. Corresponding revised parameters for Pacific–Antarctica motion do not require early Tertiary displacements within Antarctica or New Zealand, but suggest a change in direction of the Pacific plate over the hotspots of approximately the same sense and timing as the Hawaiian–Emperor bend.
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Stock, J., Molnar, P. Revised history of early Tertiary plate motion in the south-west Pacific. Nature 325, 495–499 (1987). https://doi.org/10.1038/325495a0
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DOI: https://doi.org/10.1038/325495a0
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