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Learn more about Oregon's geology |
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| Geologic Sightseeing The Oregon landscape has been shaped by plate tectonics and millions of years of volcanic activity. Visitors who travel through the state will find many opportunities to examine the scenic geology and see and collect samples of minerals, rocks, and fossils. Oregon can be divided into the following 9 geologic provinces, each with outstanding geologic scenery. |
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Oregon Department of Geology and Mineral Industries
News & Events | Publications & Data | Oil and Gas Permits
Quarterly Publications | Nature of the Northwest Home
800 NE Oregon Street #28, Suite 965
Portland, OR 97232
(971) 673-1555



Your best source for outdoor recreation and natural resource information, plus the largest selection of maps in the Northwest.