Sample: 99JLOK17

Sample ID:	99JLOK17 ^[1] ^[2]
Station ID:	99JLOK17
AT Num:
Volcano:	Okmok
Possible source:	Okmok
Eruption:	Okmok Middle Scoria
Collector:	Larsen, J. F.
Date sampled:	1999-01-01
Sample type 1:	Tephra Fall
Color:
Final unit:	Middle Scoria
Text Description:	Middle Scoria Unit. Basaltic andesite scoria
Sample Location:

References Cited

[1] Magmatic differentiation at an island-arc caldera: a stratigraphically constrained multi-isotope study of Okmok Volcano, Aleutian Islands, Alaska, 2004

Finney, B.M., 2004, Magmatic differentiation at an island-arc caldera: a stratigraphically constrained multi-isotope study of Okmok Volcano, Aleutian Islands, Alaska: University of Bristol Ph.D. dissertation, 296 p.

[2] 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

Alaska Volcano Observatory

Sample: 99JLOK17

References Cited

[1] Magmatic differentiation at an island-arc caldera: a stratigraphically constrained multi-isotope study of Okmok Volcano, Aleutian Islands, Alaska, 2004

[2] Geologic map of Okmok Volcano, 2023