The name is descriptive of a conspicuous rock pinnacle about 2 nautical miles (3.7 km; 2.3 mi) within the headland, which is visible from northwestward and southward.

A col at about 150 metres (490 ft) high on the east side of Cape Obelisk, aligned north–south between Rum Cove and Röhss Bay.

A point on the north side of Röhss Bay, 3 nautical miles (5.6 km; 3.5 mi) east of Cape Obelisk.

Named by the UK Antarctic Place-Names Committee (UK-APC) in 1983 after William Molley, Third Mate in HMS Terror of the British expedition, 1839-43, under Captain James Clark Ross.

The most northerly of two relatively low flat-topped rock cliffs on the east side of the northern arm of Röhss Bay.

A prominent crag containing a volcanic breccia sequence, rising to 535 metres (1,755 ft) high east of Palisade Nunatak at the head of Röhss Bay.