Name StatusOfficial ValidatedFeaturePointNZ Gazette Reference2012 (53) p.1477DatumRSRGD2000GeoTag[1] PositionDescriptionA remarkable turret-shaped mass forming a projection at the western end of Big Razoback Island in the Dellbridge Islands in McMurdo Sound. It is formed by a plug of one of the vents from which the trachtye lava of this island has come. Named, because of its appearance, by Debenham in 1912.