AVO Logo
Site Map | FAQ |
Alaska Volcano Observatory
 
You are here: Home > Samples > K-2561

SAMPLE INFO : K-2561
Sample ID:K-2561
Station ID:K-2561
Latitude:58.359
Longitude:-154.721
Datum:NAD83
Sample Type 1:Lava
Text Description:
Sample in thin section is 10-15% plagioclase to 3 mm; 5% subequal amounts of clinopyroxene and orthopyroxene to 1 mm; 1% oxides to 0.3 mm; trace olivine to 1 mm, olivine is iddingsitized; sieved plagioclase present in a few grains; oxide-pyroxene-plagioclase aggregates present.

References:
Snowy Mountain: A pair of small andesite-dacite stratovolcanoes in Katmai National Park

GEOCHEM DATA