Yellowstone Hotspot Track—Columbia Plateau, Oregon
Summary
Columns of basalt represent vast outpourings of fluid lava that covered large portions of Oregon, Washington, and Idaho as the hotspot surfaced 17 million years ago.
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Tags
plate tectonics
geology
geologic resources division
yellowstone hotspot track
columbia plateau
fluid lava
million years
national parks gallery
high resolution
wyoming
yellowstone national park
Date
2019
Source
National Parks Gallery
Link
Copyright info
Public Domain Dedication