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Author:

Hildebrand, R. S. (Robert S.)

Title:

Did westward subduction cause Cretaceous-Tertiary orogeny in the North American Cordillera? / Robert S. Hildebrand.

Publisher:

Geological Society of America,

Copyright Date:

2009

Description:

iii, 71 p. : ill. (some col.), maps (some col.) ; 28 cm.

Subject:

Orogeny--North America.
Orogenic belts--North America.
Geology--North America.
Geology, Stratigraphic.

Notes:

Includes bibliographical references (p. 54-71).

Contents:

Introduction -- Geological overview of the Cordillera -- Why current models fail -- The passive margin and westward correlations -- Fold-thrust belt and exotic slices -- The Hinterland Belt -- Failed subduction of North America -- Age of thrusting and collision -- Exotic rocks generally considered part of North America -- The superterrane -- The suture -- Slab break-off magmas and the segmented North American Plate -- Cordilleran-type batholiths and subducted crust -- Postcollisional magmatism on North America -- Triangle zone -- Mojave-Sonoran segment -- The case for the Phoenix fault -- Mojave-Sonora megashear and orocopia-pelona-rand schists -- Porphyry copper deposits -- Baja-BC and strike-slip faults -- Origin and significance of early to mid-tertiary extension -- Summary of the evolution of the Cordilleran Orogen.

Series:

Special paper ; 457

ISBN:

0813724570 (pbk.)
9780813724577 (pbk.)

OCLC:

(OCoLC)320952669

LCCN:

2009019247

Locations:

USUX851 -- Iowa State University - Parks Library (Ames)

UNUX074 -- University of Northern Iowa - Rod Library (Cedar Falls)

OVUX522 -- University of Iowa Libraries (Iowa City)