Sample: Y-126
Sample ID: | Y-126 [1] |
Station ID: | Y-126 |
AT Num: | |
Volcano: | Kaguyak |
Possible source: | |
Eruption: | Kaguyak CFE |
Collector: | Fierstein, J. E. |
Date sampled: | 2000-00-00 |
Sample type 1: | pyroclastic density current |
Color: | |
Final unit: | |
Text Description: | Kaguyak Ignimbrite. Dark grey-brown ignimbrite with a sandy matrix and abundant small dacite pumice clasts; includes at least one PCZ in upper part of the section; Conspicuous 2-m-thick LCZ near top of section (same as Y-125 LCZ). Ignimbrite+underlying fallout rest on Big Breccia deposit. Exposed thickness: 12 m. PCZs: one well-developed and several faint ones. See text for MP and ML. Pumice clasts: white pumice, coarsely vesicular, many large pxn-clot blebs. Lithic clasts: all lithics are andesite-dacite lava clasts; many have orange-brown alteration rinds. |
Sample Location: |
References Cited
[1] Kaguyak dome field and its Holocene caldera, Alaska Peninsula, 2008
Fierstein, Judy, and Hildreth, Wes, 2008, Kaguyak dome field and its Holocene caldera, Alaska Peninsula: Journal of Volcanology and Geothermal Research, v. 177, n. 2, p. 340-366, doi:10.1016/j.jvolgeores.2008.05.016 .
full-text PDF 3.16 MB