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Publications

Publications from the staff of the Geology, Minerals, Energy, and Geophysics Science Center

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Geologic map of the southern part of the Mount Hayes quadrangle, Alaska Geologic map of the southern part of the Mount Hayes quadrangle, Alaska

No abstract available.
Authors
Warren J. Nokleberg, N. R. Albert, G. C. Bond, P. L. Herzon, R. T. Miyaoka, W. H. Nelson, D.H. Richter, T. E. Smith, J. H. Stout, Warren Yeend, R. E. Zehner

Post 12 m.y. rotation of southwest Washington Post 12 m.y. rotation of southwest Washington

Paleomagnetic field directions from the basalt of Pack Sack Lookout are compared to those from the Pomona Member of the Saddle Mountains Basalt of the Columbia River Basalt Group. The Pomona crops out over a wide region on the Columbia Plateau east of the Cascade Range, and the basalt of Pack Sack Lookout crops out well to the west of the Cascades about 30 to 60 km east of the Washington...
Authors
James R. Magill, Ray E. Wells, Robert W. Simpson, Allan Cox

A geologic reconnaissance of the Cycladic blueschist belt, Greece A geologic reconnaissance of the Cycladic blueschist belt, Greece

The Cycladic blueschist belt consists of two distinctive segments separated by a broad zone of superposed granitic and high-temperature metamorphic rocks. The northern segment contains early metamorphic fold axes and parallel glaucophane lineations that trend ∼060° with a progressive increase in metamorphism toward the southeast. The southern segment contains similar fold axes and...
Authors
M. Clark Blake, Michel Bonneau, Jacques Geyssant, J.R. Kienast, Claude Lepvrier, Henri Maluski, Dimitrios Papanikolaou
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