Sample: 75A-113

Sample ID:	75A-113 ^[1]
Station ID:	75A-113
AT Num:
Volcano:
Possible source:
Eruption:	Great Sitkin Forty Year Ash
Collector:	Black, R. F.
Date sampled:	1975-01-01
Sample type 1:	Tephra Fall
Color:
Final unit:
Text Description:	Adak Island tephra, "Forty yr ash", possibly from Great Sitkin
Sample Location:

References Cited

[1] The influence of amphibole fractionation on the evolution of calc-alkaline andesite and dacite tephra from the central Aleutians, Alaska, 1992

Romick, J. D., Kay, S. M., and Kay, R. W., 1992, The influence of amphibole fractionation on the evolution of calc-alkaline andesite and dacite tephra from the central Aleutians, Alaska: Contributions to Mineralogy and Petrology, v. 112, n. 1, p. 101-118.

Alaska Volcano Observatory

Sample: 75A-113

References Cited

[1] The influence of amphibole fractionation on the evolution of calc-alkaline andesite and dacite tephra from the central Aleutians, Alaska, 1992