Open AccessThe geology and hydrothermal alteration of the Bear Creek Butte area, Crook County, central Oregon
Author(s) -
Richard Wilkening
Publication year - 2000
Language(s) - English
Resource type - Reports
DOI - 10.15760/etd.5542
Subject(s) - butte , geology , rhyolite , basalt , lava , pyroclastic rock , geochemistry , geomorphology , andesite , volcanology , volcanic rock , volcano