Sample: 04JSCH010


Sample ID: 04JSCH010 [1]
Station ID: 04JSCH010
AT Num:
Volcano: Chiginagak
Possible source:
Eruption:
Collector: Schaefer, J. R. G.
Date sampled: 2004-08-23
Sample type 1: pyroclastic density current
Color:
Final unit: Pnba
Text Description: sampled pumice from an indurated pf deposit. Deposit consists of inflated pumice up to 50 cm in diameter and angular to sub-rounded, dense lithics of andesite(?) boulders up to 1.5m in diameter. Deposit is cliff-forming and possibly underlies glacial till, much like we saw at stop near sample 04JSCH008. See station 08JRSCH062 for better location and section description.
Sample Location:

References Cited

[1] Geologic map of Mount Chiginagak volcano, Alaska, 2017

Schaefer, J.R., Scott, W.E., and Layer, P.W., 2017, Geologic map of Mount Chiginagak volcano, Alaska: Alaska Division of Geological & Geophysical Surveys Report of Investigation 2017-10, 32 p., 1 sheet, scale 1:25,000. http://doi.org/10.14509/29769