Backscatter electron images of tephra grain morphology from samples collected in 2021 at Semisopochnoi volcano. Images acquired on a JEOL 6510LV Scanning Electron Microscope in Anchorage, Alaska, at 10 kV, 12 mm working distance, and 65 spotsize.

Backscatter electron images of tephra grain morphology from samples collected in 2021 at Semisopochnoi volcano. Images acquired on a JEOL 6510LV Scanning Electron Microscope in Anchorage, Alaska, at 10 kV, 12 mm working distance, and 65 spotsize.

Date: Oct 10th, 2024
Volcano(es): Semisopochnoi
Photographer: Loewen, Matt
URL: avo.alaska.edu/image/view/196144
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.