Continental velocity through Precambrian times: The link to magmatism, crustal accretion and episodes of global cooling

Quasi-integrity of continental crust between Mid-Archaean and Ediacaran times is demonstrated by conformity of palaeomagnetic poles to near-static positions between ∼2.7–2.2 Ga, ∼1.5–1.2 Ga and ∼0.75–0.6 Ga. Intervening data accord to coherent APW loops turning at “hairpins” focused near a continent...

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Bibliographic Details
Main Author: J.D.A. Piper
Format: Article
Language:English
Published: Elsevier 2013-01-01
Series:Geoscience Frontiers
Subjects:
Online Access:http://www.sciencedirect.com/science/article/pii/S1674987112000679