Sample: K-2561
| Sample ID: | K-2561 [1] | ||||||||||
| Station ID: | K-2561 | ||||||||||
| AT Num: | |||||||||||
| Volcano: | Snowy | ||||||||||
| Possible source: | |||||||||||
| Eruption: | |||||||||||
| Collector: | Unknown, Unknown | ||||||||||
| Date sampled: | |||||||||||
| Sample type 1: | Lava | ||||||||||
| Color: | |||||||||||
| Final unit: | |||||||||||
| 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. | ||||||||||
| Sample Location: |
     Great Sitkin Spurr Legend ✕
200 km 100 mi |
References Cited
[1] Snowy Mountain: A pair of small andesite-dacite stratovolcanoes in Katmai National Park, 2001
Hildreth, E. W., Fierstein, Judy, Lanphere, M. A., and Siems, D. F., 2001, Snowy Mountain: A pair of small andesite-dacite stratovolcanoes in Katmai National Park: in Gough, L. P. and Wilson, F. H., (eds.), Geologic studies in Alaska by the U.S. Geological Survey, 1999, U.S. Geological Survey Professional Paper PP 1633, p. 13-34.
full-text PDF 57 MB
text only PDF 2 MB
full-text PDF 3.7 MB