USGS/Cascades Volcano Observatory, Vancouver, Washington
REPORT:
Guide to Geologic Field Trip Between Lewiston, Idaho, and Kimberly, Oregon,
Emphasizing the Columbia River Basalt Group
--
Swanson, D.A., and Wright, T.L., 1981,
Guide to Geologic Field Trip Between Lewiston, Idaho, and Kimberly, Oregon,
Emphasizing the Columbia River Basalt Group:
IN:
Johnston, D.A., and Donnelly-Nolan, J., (eds.), 1981,
Guides to Some Volcanic Terranes in Washington, Idaho, Oregon, and
Northern California:
U.S. Geological Survey Circular 838, 189p.
Table of Contents
-
Introduction
- General Aspects
- Stratigraphy
- Imnaha Basalt
- Picture Gorge Basalt
- Grande Ronde Basalt
- Wanapum Basalt
- Saddle Mountains Basalt
- Physical Characteristics of Flows
- Feeder Dikes, Vent Systems, and Eruption
- Chemical Petrology of the Yakima Basalt Subgroup
- Invasive Flows
- References Cited
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06/20/02, Lyn Topinka