Titlebook: Regional Stratigraphy of North America; William J. Frazier,David R. Schwimmer Book 1987 Plenum Press, New York 1987 Continental shelf.Delt

Asperity

刺穿

The Archean,table areas at all but rather were everywhere susceptible to tectonism). Indeed, it is this tectonic permobility which distinguishes the Archean Eon as a separate interval of geological time, and it was the advent of stable cratons that marked the end of the Archean.

预定

Cryptic