Spilite Arch
Spilite Arch is a sea-worn arch formed by a pillar of rock 30 m high joined to the coastal cliffs by a spilite sill. The arch is located on the north side of the east tip of Annenkov Island, South Georgia. Named by the United Kingdom Antarctic Place-Names Committee (UK-APC).
54°30′S 37°2′W / 54.500°S 37.033°W This article incorporates public domain material from "Spilite Arch". Geographic Names Information System. United States Geological Survey.