Sample: 08JRSCH051a


Sample ID: 08JRSCH051a [1]
Station ID: 08JRSCH051
AT Num:
Volcano: Chiginagak
Possible source:
Eruption:
Collector: Schaefer, J. R. G.
Date sampled: 2008-08-29
Sample type 1: Lava
Color:
Final unit: Pl
Text Description: gray lava deposited on top of older orange hydrothermally altered rocks. Contact between orange hydrothermally altered material and these fresher looking lavas is upslope of here where the younger lavas have been eroded, exposing the orange hydrothermally altered older rocks. This outcrop is greater than 20m thick with red, pink, rubbly top somewhat preserved. Abundant light-colored inclusions.
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