A spatter cone rim of agglutinated lava is constructed of flattened and welded pyroclasts and forms the jagged crater rim of the northwest vent on Bogoslof Hill shield volcano, located on central St. Paul Island.

A spatter cone rim of agglutinated lava is constructed of flattened and welded pyroclasts and forms the jagged crater rim of the northwest vent on Bogoslof Hill shield volcano, located on central St. Paul Island.

Date: Nov 30th, -0001
Volcano(es): St. Paul Island
Photographer: Winer, G. S.
URL: avo.alaska.edu/image/view/1912
Image courtesy of the photographer.
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