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Pleistocene
Remove constraint Pleistocene
Author
Oregon. Dept. of Geology and Mineral Industries
Remove constraint Author: Oregon. Dept. of Geology and Mineral Industries
Subject
Thematic Classification -- Land and People -- Earthquakes and Volcanoes
Remove constraint Subject: Thematic Classification -- Land and People -- Earthquakes and Volcanoes
Database
ScholarsArchive
Remove constraint Database: ScholarsArchive
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1. [Article] The Ore bin ; Vol. 25 No. 4 (April 1963)
Introduction -- Seismology -- Recording stations -- Travel-time curve -- Main earthquake -- Epicenter and origin time -- Magnitude and intensity -- Depth of focus -- Source motion -- Aftershocks -- Geology ...Citation -
2. [Article] The Ore bin ; Vol. 32 No. 6 (June 1970)
Periodic violent eruptions from many different centers during Cenozoic time deposited vast quantities of pyroclastic material as ash-flow tuffs over most of Oregon, although the Coast Ranges and isolated ...Citation