On the S coast of Amchitka Island, 1 mi SE of Fumarole Cove, Aleutian Islands.
Named for its unusually thick layer of andesite lava.
Burr House Cove, Chapel Cove, Chitka Cove, Fumarole Cove, Landslide Cove, Midden Cove, Sand Beach Cove, Sandy Cove, Signal Cove,
Capes:Andesite Point, Banjo Point, Buoy Point, Chitka Point, Low Bluff, Midden Point, Peregrine Point, Petrel Point, Rim Point, Sea Otter Point,
Cliffs:Islands:Amchitka Island, Column Rocks, Mex Island, Windy Island,
Lakes:Ridges:Streams:Falls Creek, Limpet Creek, Teal Creek, Ultra Creek, White Alice Creek,
Valleys:Cities: