Sample: J118

Sample ID:	J118 ^[1]
Station ID:	Jan_Lake
AT Num:
Volcano:
Possible source:	Hayes
Eruption:	Hayes Tephra Set H
Collector:	Unknown, Unknown
Date sampled:
Sample type 1:	Tephra Fall
Color:	Pale yellow
Final unit:
Text Description:	Clear, highly vesicular, blocky, and pumiceous shards, forming a pale yellow layer < 1 mm thick. Glass chemistry is rhyolitic with high Cl values (0.34-0.41 wt%).
Sample Location:

References Cited

[1] Chronology and glass chemistry of tephra and cryptotephra horizons from lake sediments in northern Alaska, USA, 2017

Monteath, A.J., van Hardenbroek, M., Davies, L.J., Froese, D.G., Langdon, P.G., Xu, X., and Edwards, M.E., 2017, Chronology and glass chemistry of tephra and cryptotephra horizons from lake sediments in northern Alaska, USA: Quaternary Research, v. 88, p. 1-10.

Alaska Volcano Observatory

Sample: J118

References Cited

[1] Chronology and glass chemistry of tephra and cryptotephra horizons from lake sediments in northern Alaska, USA, 2017