Sample: 75AM75A


Sample ID: 75AM75A [1]
Station ID: 75AM75A
AT Num:
Volcano: Peulik
Possible source:
Eruption:
Collector: Miller, T. P.
Date sampled: 1975-01-01
Sample type 1: Lava
Color:
Final unit:
Text Description: Porphyritic hornblende-biotite dacite. Phenocrysts of hornblende (with altered opaque rims), plagioclase, and rare quartz in a cryptocrystalline groundmass.
Sample Location:

References Cited

[1] Geology of the Ugashik-Mount Peulik volcanic center, Alaska, 2004

Miller, T. P., 2004, Geology of the Ugashik-Mount Peulik volcanic center, Alaska: U.S. Geological Survey Open-File Report 2004-1009, 19 p., 2 sheets, scale 1:63,360.
full-text PDF 1.7 MB
plate 1 PDF 660 KB
plate 2 PDF 142 KB