Portland State University. Department of Earth Sciences
Robert O. Van Atta
Date of Award
Master of Science (M.S.) in Geology
1 online resource (96 p.)
Stratigraphic Geology, Lithofacies -- Oregon -- Columbia County, Sedimentation and deposition
The study area is located in central Columbia County and encompasses approximately 373 square kilometers. The purpose of the study was to map lithofacies to a scale of 1:31250, study the petrography of the lithofacies, determine the stratigraphy, and develop a model for environment of deposition of the Scappoose Formation.
Kelty, Kevin Blair, "Stratigraphy, lithofacies, and environment of deposition of the Scappoose formation in central Columbia County, Oregon" (1981). Dissertations and Theses. Paper 3129.