Sample: 15-A

Sample ID:	15-A ^[1]
Station ID:	Riehle_85_15
AT Num:
Volcano:	Spurr
Possible source:	Spurr
Eruption:
Collector:	Riehle, J. R.
Date sampled:
Sample type 1:	Tephra Fall
Color:
Final unit:
Text Description:	Coarse fraction of dense grey vitrophyre and pale brown pumice. Sample is heterogeneous and the analysis may not accurately reflect a magmatic composition. Tephra sample assigned to Spurr volcano, approximately similar in composition to pumice lapillus in the Spurr pyroclastic-flow deposits.
Sample Location:

References Cited

[1] A reconnaissance of the major Holocene tephra deposits in the upper Cook Inlet region, Alaska, 1985

Riehle, J. R., 1985, A reconnaissance of the major Holocene tephra deposits in the upper Cook Inlet region, Alaska: Journal of Volcanology and Geothermal Research, v. 26, n. 1-2, p. 37-74.

Alaska Volcano Observatory

Sample: 15-A

References Cited

[1] A reconnaissance of the major Holocene tephra deposits in the upper Cook Inlet region, Alaska, 1985