Mount Obiglio (74°27′S 131°50′W / 74.450°S 131.833°W / -74.450; -131.833) is a moderate rock summit (510 m) in the west-central portion of Grant Island, along the edge of the Getz Ice Shelf, coastal Marie Byrd Land.
[1] It consists of a volcanic cone that was formed by Strombolian and phreatomagmatic eruptions 0.51 million years ago.
[2] Discovered and charted from the USS 1961–62.
Obiglio, Argentine naval observer aboard Glacier, at the suggestion of the Task Unit Commander, Captain Edwin A. McDonald, USN.
[1] This Marie Byrd Land location article is a stub.