Sample: 85CNS39

Sample ID:	85CNS39 ^[1] ^[2]
Station ID:	85CNS39
AT Num:
Volcano:	Spurr
Possible source:
Eruption:
Collector:	Nye, C. J.
Date sampled:	1985-01-01
Sample type 1:	Lava
Color:
Final unit:
Text Description:	Sample of juvenile block from block-and-as flows deposited on the debris avalanche formed during flank collapse of ancestral Mt. Spurr (“pyroclastic fan” of Nye and Turner (1990)). Sample PF-39 of Nye and Turner (1990). Prismatic block. Unlike s38 in hand specimen. Plag sparse, larger, tabular. Cpx rare. Check t.s. presence of 1mm equant plag hard to see in hand specimen.
Sample Location:

References Cited

[1] Petrology, geochemistry, and age of the Spurr volcanic complex, eastern Aleutian arc, 1990

Nye, C. J., and Turner, D. L., 1990, Petrology, geochemistry, and age of the Spurr volcanic complex, eastern Aleutian arc: Bulletin of Volcanology, v. 52, n. 3, p. 205-226.

[2] Geochemistry of some Quaternary lavas from the Aleutian Arc and Mt. Wrangell, 2018

Nye, C.J., Beget, J.E., Layer, P.W., Mangan, M.T., McConnell, V.S., McGimsey, R.G., Miller, T.P., Moore, R.B., and Stelling, P.L., 2018, Geochemistry of some quaternary lavas from the Aleutian Arc and Mt. Wrangell: Alaska Division of Geological & Geophysical Surveys Raw Data File 2018-1, 29 p. http://doi.org/10.14509/29843

publication on DGGS website.

Alaska Volcano Observatory

Sample: 85CNS39

References Cited

[1] Petrology, geochemistry, and age of the Spurr volcanic complex, eastern Aleutian arc, 1990

[2] Geochemistry of some Quaternary lavas from the Aleutian Arc and Mt. Wrangell, 2018