USGS geologist Don Ritchter stands near the base of a stratified, 4.8-meter-thick (15.8 feet) section of primary tephra (mainly pumice) fall deposit (White River Ash) located 20 km (12.5 miles) north of the Churchill vent along the Klutlan Glacier.
Date: Aug 3rd, 2001
Volcano(es): Churchill, Mt
Photographer: McGimsey, R. G.
URL: avo.alaska.edu/image/view/78461
Credit: Image courtesy of AVO/USGS.Volcano(es): Churchill, Mt
Photographer: McGimsey, R. G.
URL: avo.alaska.edu/image/view/78461
Use Restriction: Please cite the photographer and the Alaska Volcano Observatory / U.S. Geological Survey when using this image.
Full Resolution.