Publication Citation

USGS Series Professional Paper
Report Number 1578
Title Hydrothermal mineralogy of core from geothermal drill holes at Newberry Volcano, Oregon
Edition Online version 1.0
Language ENGLISH
Author(s) Bargar, Keith E.; Keith, Terry E.
Year 1999
Originating office
USGS Library Call Number (200) B no.1578
Physical description 101 p.
ISBN

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Abstract

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.