Alaska Volcano Observatory - The Geyser Bight geothermal area, Umnak Island, Alaska

THE GEYSER BIGHT GEOTHERMAL AREA, UMNAK ISLAND, ALASKA

Motyka, R. J., Nye, C. J., Turner, D. L., and Liss, S. A., 1993, The Geyser Bight geothermal area, Umnak Island, Alaska: Geothermics, v. 22, n. 4, p. 301-327.

DATA TABLES *Not all tables in a publication may be listed. Not all tables from a publication have data entered in the database.

1: Radiometric ages

* for Recheshnoi flows, Rhyolite, Qtz andesite, volcanics of central Umnak, pyroclastic rocks and dikes of Stepanof Cove, plutonic rocks *

2: Modal abundance of minerals in plutonic rock samples

* 7 samples *

4: Chemical and isotopic analyses of Geyser Bight hot spring water samples collected in 1988. Previous analyses shown for comparison. Chemical concentrations in ppm and temperatures in degrees Celsius. Isotope analyses in per mil.

5: Chemical and isotopic analyses of stream and meteoric waters in the Geyser Creek area. Chemical concentrations in ppm. Isotope analyses in per mil.

6: Geothermometers applied to selected Geyser Bight hot spring waters. Temperatures in degrees C

7: Results of tritium analyses on 1988 Geyser Bight waters. Tritium concentrations are in tritium units (TU). Analyses performed by Tritium Laboratory, University of Miami, Florida

8: Estimates of temperature, volume, and energy stored in reservoir underlying Geyser Creek valley

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