Tephra layers exposed in snow stratigraphy in the 2005 Spurr melt pit wall.

Tephra layers exposed in snow stratigraphy in the 2005 Spurr melt pit wall.

Date: Jun 17th, 2005
Volcano(es): Spurr
Photographer: West, M. E.
URL: avo.alaska.edu/image/view/4725
Image courtesy of AVO / University of Alaska Fairbanks, Geophysical Institute.
Please cite the photographer and the Alaska Volcano Observatory/University of Alaska Fairbanks, Geophysical Institute when using this image.
Full Resolution.