Sample: 74AMm89

Sample ID:	74AMm89 ^[1]
Station ID:	74AMm89
AT Num:
Volcano:	Drum
Possible source:
Eruption:
Collector:	Miller, T. P.
Date sampled:	1974-00-00
Sample type 1:	Lava
Color:
Final unit:
Text Description:	Thin to thick flows of dacite and andesite (?). Visited only massive two-pyroxene dacite flow of probable Mount Wrangell affinity, exposed in tributary of Dadina River (loc. 29, sec. 26, T. 3 N., R. 4 E.) Rock is medium gray and locally vesicular and contains phenocrysts (2-5 mm) of abundant plagioclase and hypersthene and rare to common augite and olivine in an intersertal to intergranular groundmass.
Sample Location:

References Cited

[1] Geochemical variation in the less than 5 Ma Wrangell Volcanic Field, Alaska, with an emphasis on the Skookum Creek volcanic complex, 1997

Preece, S. J., 1997, Geochemical variation in the less than 5 Ma Wrangell Volcanic Field, Alaska, with an emphasis on the Skookum Creek volcanic complex: Miami University (Ohio) unpublished Ph.D. dissertation, 547 p.