Sample: 04JSOK008


Sample ID: 04JSOK008 [1]
Station ID: 04JSOK008
AT Num:
Volcano: Okmok
Possible source:
Eruption:
Collector: Schaefer, J. R. G.
Date sampled: 2004-01-01
Sample type 1: Lava
Color:
Final unit: Pg
Text Description: Rock exposure at beach. Lava flow forms the beach here. Plag 2% 1mm, ol 1% <1mm in gray groundmass. Some blocks are vesicular, although some display radiating ice-contact fracture pattern. Sample from denser part of exposure beneath vesicular zone.
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