Ancient Metamorphic-migmatite Belts of the Brazilian African Coasts

ABOUT 150 m.y. ago, a successful rift formed which led to the separation of present day South America from Africa. Many types of rocks from Precambrian migmatites to Lower Cretaceous evaporites 1 match across the junction of rifting; but why do continental masses rift where they do? The answer could...

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Veröffentlicht in:	Nature (London) 1973-01, Vol.244 (5417), p.501-502
Hauptverfasser:	FYFE, W. S, LEONARDOS, O. H
Format:	Artikel
Sprache:	eng
Schlagworte:	Humanities and Social Sciences letter multidisciplinary Science Science (multidisciplinary)
Online-Zugang:	Volltext
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