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SAMPLE INFO : 84Au-19
Sample ID:84Au-19
Station ID:84Au-19
Latitude:59.361014
Longitude:-153.433225
Datum:NAD83
Date Sampled:1984-01-01
Sample Type 1:Lava
Sample Type 2:Dome
Text Description:
Hypocrystalline sample of 1976 dome. Phenocrysts of plagioclase, hypersthene, augite, and Fe-Ti oxide in a clear glassy groundmass showing a large degree of vesicularity and flow texturing. Olivine is present as a single grain in the center of a clot of opaque+hypersthene+plagioclase, possibly in reaction relation.

References:
Petrology, geochemistry, and the evolution of magmas from Augustine Volcano, Alaska

GEOCHEM DATA