Harrison Bluff is a pale-colored trachyte headland

Headland

A headland is a point of land, usually high and often with a sheer drop, that extends out into a body of water.Headland can also refer to:*Headlands and bays*headLand, an Australian television series...

 forming the seaward termination of Trachyte Hill

Trachyte Hill

Trachyte Hill is a prominent hill, 470 m, just south of Shell Glacier in the center of the ice-free area on the lower west slopes of Mount Bird on Ross Island. Mapped and so named by the New Zealand Geological Survey Antarctic Expedition , 1958–59, because of the rock type composing the hill....

 and marking the southern end of McDonald Beach

McDonald Beach

McDonald Beach is an extensive beach lying west of Inclusion Hill and 6 nautical miles southwest of Cape Bird on Ross Island. Named by the New Zealand Geological Survey Antarctic Expedition , 1958–59, after Captain Edwin A. McDonald, then Deputy Commander, U.S...

 on the western side of Mount Bird

Mount Bird

Mount Bird is a stratovolcano, high, standing about south of Cape Bird, the northern extremity of Ross Island. It was mapped by the British National Antarctic Expedition, 1901–04, under Robert Falcon Scott, and apparently named by them after Cape Bird. Shell Glacier and Endeavour Piedmont Glacier...

, Ross Island

Ross Island

Ross Island is an island formed by four volcanoes in the Ross Sea near the continent of Antarctica, off the coast of Victoria Land in McMurdo Sound.-Geography:...

. Many skuas nest on the bluff. A survey station marked by a rock cairn was placed on the top of the northwest corner of the bluff by E.B. Fitzgerald of the Cape Bird Party of the New Zealand Geological Survey Antarctic Expedition

New Zealand Geological Survey Antarctic Expedition

The New Zealand Geological Survey Antarctic Expedition describes a series of scientific explorations of the continent Antarctica. The expeditions were notably active in 1957-58 and again in 1958-59. The 1957-58 expedition went to the Ross Dependency and named the Borchgrevink Glacier...

 (NZGSAE), 1958-59. Named by the New Zealand Antarctic Place-Names Committee

New Zealand Antarctic Place-Names Committee

New Zealand Antarctic Place-Names Committee is an adjudicating committee established to authorize the naming of features in the Ross Dependency on the Antarctic continent. It is composed of the members of the New Zealand Geographic Board plus selected specialists on Antarctica...

 (NZ-APC) for J. Harrison, mountaineer-assistant with the expedition.