November 29

The duration and timing of continental rifting just isn’t extremely particularly constrained by the reconstructions by themselves,

The duration and timing of continental rifting just isn’t extremely particularly constrained by the reconstructions by themselves,

Because the recognition of sea-floor anomalies that are spreading dates the postrift development of ocean crust. Usually the very first clear marine magnetic anomalies are observed instead far seaward from the margin, due either into the existence of instead poor anomalies of uncertain beginning nearer to the margin (southern Newfoundland and Labrador margins) or even to the possible lack of magnetic reversals (Scotian and north Newfoundland margins) throughout the Jurassic and Cretaceous Normal Polarities (

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