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Shear Zone Illustration

block diagram showing tectonic plates moving past each other and creating a shear zone

The broad zone of shearing at a transform plate boundary includes masses of rock displaced tens to hundreds of miles, shallow earthquakes, and a landscape consisting of long ridges separated by narrow valleys.

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Modified from “Beauty from the Beast: Plate Tectonics and the Landscapes of the Pacific Northwest,” by Robert J. Lillie, Wells Creek Publishers, 92 pp., 2015, www.amazon.com/dp/1512211893.

Public domain:Full Granting Rights

Image

Geologic Resources Division, Code: GRD

NPS.gov Collection

11/26/2019

11/26/2019

Public Can View

Wednesday, January 29, 2020 8:55:30 AM

Wednesday, January 29, 2020 8:55:30 AM

transform shear zone@10x.jpg

Tuesday, November 26, 2019 6:02:15 PM

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2019-11-26T11:02:15-07:00

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