Sample: UA739

Sample ID:	UA739 ^[1] ^[2] ^[3]
Station ID:	UA739
AT Num:
Volcano:
Possible source:
Eruption:	Old Crow Tephra
Collector:	Westgate, J. A.
Date sampled:
Sample type 1:	Tephra Fall
Color:
Final unit:
Text Description:	The lower tephra bed at this station is the Old Crow tephra; it contains few detrital contaminants, is about 30 cm thick, and is continuous across the l00-m-long exposure. The paleosols are weakly developed and comprise mere horizons of dark gray to black silt, 1-2 cm thick.
Sample Location:

References Cited

[1] Old Crow tephra: a new late Pleistocene stratigraphic marker across North-central Alaska and western Yukon Territory, 1983

Westgate, J. A., Hamilton, T. D., and Gorton, M. P., 1983, Old Crow tephra: a new late Pleistocene stratigraphic marker across North-central Alaska and western Yukon Territory: Quaternary Research, v. 19, n. 1, p. 38-54.

[2] Discovery of a large-magnitude, late Pleistocene volcanic eruption in Alaska, 1982

Westgate, J. A., 1982, Discovery of a large-magnitude, late Pleistocene volcanic eruption in Alaska: Science, v. 218, n. 4574, p. 789-790.

[3] Correlation techniques in tephra studies, 1981

Westgate, J. A., and Gorton, M. P., 1981, Correlation techniques in tephra studies: in Self, S. and Sparks, R. S. J., Tephra studies: proceedings of the NATO Advanced Study Institute "Tephra studies as a tool in Quaternary research", NATO Advanced Study Institutes Series C 0075, p. 73-94.

Alaska Volcano Observatory

Sample: UA739

References Cited

[1] Old Crow tephra: a new late Pleistocene stratigraphic marker across North-central Alaska and western Yukon Territory, 1983

[2] Discovery of a large-magnitude, late Pleistocene volcanic eruption in Alaska, 1982

[3] Correlation techniques in tephra studies, 1981