Sample: ACT-849


Sample ID: ACT-849 [1]
Station ID: ACT-849
AT Num:
Volcano:
Possible source: Hayes
Eruption: Hayes Tephra Set H
Collector: Beget, J. E.
Date sampled:
Sample type 1: Tephra Fall
Color: buff
Final unit:
Text Description: Buff-colored tephra layer 2-3 cm thick, within massive silt-rich sediments exposed beneath lateral moraine. Sample contains abundant hornblende and minor biotite. Glass shards are primarily micropumiceous in character and averaged c. 30-50 microns in diameter.
Sample Location:

References Cited

[1] Tephrochronology, lichenometry and radiocarbon dating at Gulkana Glacier, central Alaska Range, USA, 1994

Beget, J.E., 1994, Tephrochronology, lichenometry and radiocarbon dating at Gulkana Glacier, central Alaska Range, USA: The Holocene, v. 4, n. 3, p. 307-313.