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Hydrothermal mineralogy of core from geothermal drill holes at Newberry Volcano, Oregon

September 1, 1999

Hydrothermal mineralogy studies of specimens collected from nine geothermal drill holes suggest that, at the locations and depths drilled, past temperatures have been hottest (exceeding 300?C) near ring fractures on the south and west sides of Newberry Volcano.

Publication Year 1999
Title Hydrothermal mineralogy of core from geothermal drill holes at Newberry Volcano, Oregon
DOI 10.3133/pp1578
Authors Keith E. Bargar, Terry E. Keith
Publication Type Report
Publication Subtype USGS Numbered Series
Series Title Professional Paper
Series Number 1578
Index ID pp1578
Record Source USGS Publications Warehouse