Dr. Chris Nye collecting samples of water-quenched basalt clasts in cross-bedded, water-lain volcanic deposits, south flank of Augustine. The white unit in the top righthand corner of the photo is a bed of felsic pumice lapilli.
Image courtesy of AVO / Alaska Division of Geological & Geophysical Surveys.
Please cite the photographer and Alaska Volcano Observatory / Alaska Division of Geological & Geophysical Surveys when using this image.
To obtain a high-resolution image, open the full size
page. Then, right click on the image and click
"Save Image As..." or "Save Picture as..."