SEM image of ash particle from V2 pyroclastic-flow deposit at Veniaminof Volcano. Image acquired on an JEOL 6510LV SEM at 10 kV, 12 mm working distance, spot size of 65, and in BES imaging mode.
Credit: Image courtesy of AVO/USGS.
Use Restriction: Please cite the photographer and the Alaska Volcano Observatory / U.S. Geological Survey when using this image. Full Resolution.