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Filtering by: Subject Geology -- Oregon -- Mount Thielsen

The Ore bin ; Vol. 28 No. 9 (September 1966)

Creator:

Oregon. Dept. of Geology and Mineral Industries, Purdom, William B., and Lund, Ernest H.

Resource Type:

Journal

Full Text:

Volume 28, No. 9 September, 1966 FULGURITES FROM MOUNT THIELSEN, OREGON By William B. Purdom Southern
A new model for the formation of Crater Lake Caldera, Oregon

Creator:

Lidstrom, John Walter

Abstract:

During the Pleistocene, an andesitic volcano named Mount Mazama grew to a probable elevation of 3000 meters in south- central Oregon. Near the end of the Pleistocene, three diverse magma types appeared in the eruptive products associated with Mount Mazama: l)High-alumina basaltic andesite magma associated with an early plateau and...

Resource Type:

Dissertation
The Ore bin ; Vol. 32 No. 11 (November 1970)

Creator:

Oregon. Dept. of Geology and Mineral Industries, Gregory, Irene, and Bikerman, Michael, 1934-

Resource Type:

Journal

Full Text:

, No. 11 November 1970 STATE OF OREGON DEPARTMENT OF GEOLOGY AND MINERAL INDUSTRIES The Ore Bin