Sample: 16JFLOK011C


Sample ID: 16JFLOK011C [1]
Station ID: 16JFLOK011
AT Num:
Volcano: Okmok
Possible source:
Eruption: Okmok CFE II
Collector: Larsen, J. F.
Date sampled: 2016-07-20
Sample type 1: Tephra Fall
Color:
Final unit: Hcfe2
Text Description: 2050 andesite (?) fall deposit. Wavy layering and pinch and swell may indicate surge. Dark grey lapilli. Moderately poorly sorted. Fines depleted. <0.5 to 5 mm with max clasts to 1 cm.
Sample Location:

References Cited

[1] Geologic map of Okmok Volcano, 2023

Larsen, J.F., Neal, C.A., Schaefer, J.R., and Nye, C.J., 2023, Geologic map of Okmok Volcano: Alaska Division of Geological & Geophysical Surveys Report of Investigation 2023-1, 63 p., 4 sheets. https://doi.org/10.14509/31015