Sample: BW8-R31

Sample ID:	BW8-R31 ^[1]
Station ID:	BW8-R31
AT Num:
Volcano:
Possible source:
Eruption:
Collector:	Unknown, Unknown
Date sampled:
Sample type 1:	Other
Color:
Final unit:
Text Description:	Sill. Porphyritic, phenocrysts of plagioclase, clinopyroxene, olivine replaced by calcite; pilotaxitic groundmass
Sample Location:

References Cited

[1] Geology and geochemistry of early Tertiary submarine volcanic rocks of the Aleutian Islands, and their bearing on the development of the Aleutian Island arc, 1984

Rubenstone, J. L., 1984, Geology and geochemistry of early Tertiary submarine volcanic rocks of the Aleutian Islands, and their bearing on the development of the Aleutian Island arc: Cornell University Ph.D. dissertation, 367 p.

Alaska Volcano Observatory

Sample: BW8-R31

References Cited

[1] Geology and geochemistry of early Tertiary submarine volcanic rocks of the Aleutian Islands, and their bearing on the development of the Aleutian Island arc, 1984