Search Results       Your search for [subject]Hydrothermal alteration -- Oregon -- Newberry Volcano Region returned 1 record.           Hydrothermal mineralogy of core from geothermal drill holes at Newberry Volcano, Oregon. by Bargar, Kieth E.; Denver, Colorado, U.S.A.: U.S. Geological Survey, 1999. Subject: Geothermal resources -- Oregon -- Newberry Volcano Region; Hydrothermal alteration -- Oregon -- Newberry Volcano Region; Minerals -- Oregon -- Newberry Volcano Region.          Add to Book Cart Relevance: 60.91%