Sample: CNO03-03


Sample ID: CNO03-03 [1]
Station ID: CNO03-03
AT Num:
Volcano: Okmok
Possible source:
Eruption:
Collector: Neal, C. A.
Date sampled: 2003-01-01
Sample type 1: pyroclastic density current
Color:
Final unit: unassigned
Text Description: Same as CNO01-11. High grade scoria clasts from primary surge sequence (bulk sampled CNO01-11) just beneath B tephra fall, exposed at top of folded sed sequence just inside Gates. Could B early B juvenile material. Total thickness of primary pyroclastic sequence highly variable, several to perhaps 7-8 m. Basal units appear water-laid. Sits atop good varved lake clays.
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