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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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.