Sample: 29

Sample ID:	29 ^[1]
Station ID:	29
AT Num:
Volcano:	Yantarni
Possible source:
Eruption:
Collector:	Unknown, Unknown
Date sampled:
Sample type 1:	Lava
Color:
Final unit:
Text Description:	Texture: Vitrophyre; groundmass <0.2 mm, plagioclase >> clinopyroxene = opaque > glass; rare reacted hornblende; cops rims on some orthopyroxene phenocrysts. Alteration: none
Sample Location:

References Cited

[1] Petrography, chemistry, and geologic history of Yantarni volcano, Aleutian volcanic arc, Alaska, 1987

Riehle, J. R., Yount, M. E., and Miller, T. P., 1987, Petrography, chemistry, and geologic history of Yantarni volcano, Aleutian volcanic arc, Alaska: U.S. Geological Survey Bulletin 1761, 27 p., 1 sheet, scale 1:63,360.

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plate 1 PDF 429 KB

Alaska Volcano Observatory

Sample: 29

References Cited

[1] Petrography, chemistry, and geologic history of Yantarni volcano, Aleutian volcanic arc, Alaska, 1987