Lava tube beneath exposed feeder dike in the Cone Hill volcanic complex; note vertical jointing in feeder dike exposed in roof of lava tube.

Lava tube beneath exposed feeder dike in the Cone Hill volcanic complex; note vertical jointing in feeder dike exposed in roof of lava tube.

Date: 2000
Volcano(es): St. Paul Island
Photographer: Feeley, T. C.
URL: avo.alaska.edu/image/view/1916
Image courtesy of the photographer.
Please cite the photographer when using this image.
Full Resolution.