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Geology of the National Parks

Guide to the Geology of Olympic National Park:

A Geology Primer for Olympic National Park

1) Preface to Online Version

2) Introduction:




3) The Making of the Rocks


Rocks of the Olympics


Rocks and Time


Events Deep in the Earth


Theories for the Origin of Olympic Structure


Forces in the Earth: Plate Tectonics


Colliding Plates and Olympic Rocks

4) Making Mountains Out of Rocks




Rising Land and the Olympic Scene


Virtual Geology Field Trip

Field trip map

Material in this site has been adapted from Guide to the Geology of Olympic National Park by Rowland W. Tabor, of the USGS. It is published by The Northwest Interpretive Association, Seattle.

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