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Publications

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

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Subdivision of the San Lorenzo Formation (Eocene and Oligocene) west-central California

The San Lorenzo Formation was for many years considered synonymous with Oligocene Series. The formation name was extended, incorrectly in most cases, to rocks as far north as British Columbia and as far south as southern California. The formation in its type area was never adequately studied, resulting in fallacious concepts of its faunas and erroneous correlations.The San Lorenzo Formation has be
Authors
Earl E. Brabb

Mechanics of a small landslide block, Wattener Lizum, Austria

A small landslide block left a trail about 81 meters long on an 11½-degree slope in the Tuxer Voralpen, Austria. The movement is explained in terms of fluid pressure mechanics; hypothetically, the requisite pore pressure was caused by the loading of contiguous saturated segments of the slide path during rapid sliding.
Authors
David A. Brew