Sample: DT88-36

Sample ID:	DT88-36 ^[1]
Station ID:	DT88-36
AT Num:
Volcano:	Recheshnoi
Possible source:
Eruption:
Collector:	Turner, D. L.
Date sampled:	1988-01-01
Sample type 1:	pyroclastic density current
Color:
Final unit:
Text Description:	Yielded a minimum age of > or = to 1,365 +/- 41 and 1,613 +/- 56 ka (K-Ar). Sample is from a radially-fractured andesite block believed to have cooled in place within the pyroclastic deposit. This minimum age - about 140 ka (K-Ar) older than the oldest age we obtained from the base of the Qcuv section.
Sample Location:

References Cited

[1] Geology and geochemistry of the Geyser Bight Geothermal area, Umnak Island, Aleutian Islands, Alaska, 1992

Nye, C. J., Motyka, R. J., Turner, D. L., and Liss, S. A., 1992, Geology and geochemistry of the Geyser Bight Geothermal area, Umnak Island, Aleutian Islands, Alaska: Alaska Division of Geological & Geophysical Surveys Report of Investigation 92-1, 85 p., 2 sheets, scale 1:24,000.

Alaska Volcano Observatory

Sample: DT88-36

References Cited

[1] Geology and geochemistry of the Geyser Bight Geothermal area, Umnak Island, Aleutian Islands, Alaska, 1992