Alaska Volcano Observatory

Sanford Glacier Flows; These andesites, by virtue of their geographic position, may have been derived from Mt. Zanetti. If so, Mt. Zanetti represents essentially a monogenetic vent of roughly the volume of Mt. St. Helens.

Sample Location:

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Legend

	Red (Warning)
	Orange (Watch)
	Yellow (Advisory)
	Green (Normal)
	Uninstrumented

300 km

100 mi

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References Cited

[1] Petrology and geochemistry of Okmok and Wrangell volcanoes, Alaska, 1983

Nye, C. J., 1983, Petrology and geochemistry of Okmok and Wrangell volcanoes, Alaska: University of California, Santa Cruz Ph.D. dissertation, 208 p.

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