Name StatusOfficial ValidatedFeatureIslandNZ Gazette Reference2012 (53) p.1477DatumRSRGD2000GeoTag[1] PositionDescriptionA rock island 300m high at the head of Hallett Inlet, partly surrounded by th terminal face of Hallett Glacier. It is formed of dark sedimentary rocks arranged in a prominet syncline and cut by several dykes of cream-coloured igneous rocks (felsite). A few snow petrels nest there, and small gravel beaches are developed on its north-estern conerner. A survey station on its summit is marked by a rock cairn. Named by the NZ Geological Survey Antarctic Expedition, 1957-58.
