Sample: Riehle_1987_11c
| Sample ID: | Riehle_1987_11c [1] |
| Station ID: | Riehle_1987_11 |
| AT Num: | |
| Volcano: | Yantarni |
| Possible source: | |
| Eruption: | |
| Collector: | Unknown, Unknown |
| Date sampled: | |
| Sample type 1: | pyroclastic density current |
| Color: | |
| Final unit: | |
| Text Description: | Juvenile clast from pyroclastic-flow deposit. (Texture: Vitrophyre; groundmass <0.2 mm, foliated, plagioclase>clinopyroxene>opaque; clinopyroxene as microphenocrysts or rims on quartz; hornblende reacting to pyroxene/plagioclase/opaque. Alteration: None) |
| Sample Location: |
References Cited
[1] Petrography, chemistry, and geologic history of Yantarni volcano, Aleutian volcanic arc, Alaska, 1987
Riehle, J. R., Yount, M. E., and Miller, T. P., 1987, Petrography, chemistry, and geologic history of Yantarni volcano, Aleutian volcanic arc, Alaska: U.S. Geological Survey Bulletin 1761, 27 p., 1 sheet, scale 1:63,360.
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