Sample: 04JLOK025b
| Sample ID: | 04JLOK025b [1] [2] [3] |
| Station ID: | 04JLOK025 |
| AT Num: | |
| Volcano: | Okmok |
| Possible source: | |
| Eruption: | Okmok CFE I |
| Collector: | Larsen, J. F. |
| Date sampled: | 2004-01-01 |
| Sample type 1: | pyroclastic density current |
| Color: | |
| Final unit: | Pcfe1 |
| Text Description: | Scoria sampled from mixed rhyodacite and andesite zone in the Okmok II deposits; originally interpreted as Okmok II, but upon further examination, it is determined to be Okmok I (Pcfe1) |
| Sample Location: |
References Cited
[1] Late Pleistocene and Holocene caldera-forming eruptions of Okmok Caldera, Aleutian Islands, Alaska, 2007
Larsen, J. F., Neal, Christina, Schaefer, Janet, Beget, Jim, and Nye, Chris, 2007, Late Pleistocene and Holocene caldera-forming eruptions of Okmok Caldera, Aleutian Islands, Alaska, in Eichelberger, John, Gordeev, Evgenii, Izbekov, Pavel, Kasahara, Minoru, and Lees, Jonathan, eds., Volcanism and Subduction: The Kamchatka Region: Geophysical Monograph 172, American Geophysical Union, p. 343-364.[2] Geologic map of Okmok Volcano, 2023
Larsen, J.F., Neal, C.A., Schaefer, J.R., and Nye, C.J., 2023, Geologic map of Okmok Volcano: Alaska Division of Geological & Geophysical Surveys Report of Investigation 2023-1, 63 p., 4 sheets. https://doi.org/10.14509/31015[3] Previously unpublished whole-rock major- and trace-element compositions of volcanic samples from the Alaska Peninsula-Aleutian arc, Alaska, 2025
Coombs, M.L., Cameron, C.E., Gardner, C.A., Larsen, J.F., Fierstein, J.E., Loewen, M.W., Izbekov, P.E., and Dietterich, H.R., 2025, Previously unpublished whole-rock major- and trace-element compositions of volcanic samples from the Alaska Peninsula-Aleutian arc, Alaska: Alaska Division of Geological & Geophysical Surveys Raw Data File 2025-2, 9 p. https://doi.org/10.14509/31455
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