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Filtering by: Subject Geology -- Oregon -- Metolius Spring Language English [eng]

The Ore bin ; Vol. 34 No. 3 (March 1972)

Creator:

Oregon. Dept. of Geology and Mineral Industries, Peterson, Norman V., Groh, Edward A., and Bartley, Ronald C.

Resource Type:

Journal

Full Text:

, No. 3 March 1972 • • STATE OF OREGON DEPARTMENT OF GEOLOGY AND MINERAL INDUSTRIES n • a
Geology of the Bagby Hot Springs area, Clackamas and Marion Counties, Oregon

Creator:

Dyhrman, Richard F.

Abstract:

The thesis area is located southwest of Portland, Oregon, in the Western Cascades. In the area are volcaniclastic rocks and lava flows that range in composition from basaltic andesite to dacite. The dominant volcaniclastic rock type is thin intracanyon ash-flow tuff. The dominant lava flows are a thick sequence of...

Resource Type:

Masters Thesis
The Ore bin ; Vol. 35 No. 8 (August 1973)

Creator:

Oregon. Dept. of Geology and Mineral Industries, Thoms, Richard Edwin, 1935-, Smith, Harold Cramer, and Brogan, Phil F., 1896-

Resource Type:

Journal

Full Text:

. 35, No. 8 August 1973 • STATE OF OREGON DEPARTMENT OF GEOLOGY AND MINERAL INDUSTRIES The