López Nunatak is a steep-sided

granitic A granitoid is a generic term for a diverse category of coarse-grained igneous rocks that consist predominantly of quartz, plagioclase, and alkali feldspar. Granitoids range from plagioclase-rich tonalites to alkali-rich syenites and from quart ...

nunatak A nunatak (from Inuit ''nunataq'') is the summit or ridge of a mountain that protrudes from an ice field or glacier that otherwise covers most of the mountain or ridge. They are also called glacial islands. Examples are natural pyramidal peaks. ...

, high, forming the northern extremity of the

Breznik Heights Breznik Heights (Breznishki Vazvisheniya \'brez-nish-ki v&-zvi-'she-ni-ya\) rises to over 600 m in the southeast part of Greenwich Island in Antarctica. They extend 12 km between Santa Cruz Point in the northeast and the base of the moraine ...

Greenwich Island Greenwich Island (variant historical names ''Sartorius Island'', ''Berezina Island'') is an island long and from (average ) wide, lying between Robert Island and Livingston Island in the South Shetland Islands. Surface area . The name Greenwic ...

in the

South Shetland Islands The South Shetland Islands are a group of Antarctic islands with a total area of . They lie about north of the Antarctic Peninsula, and between southwest of the nearest point of the South Orkney Islands. By the Antarctic Treaty of 195 ...

Antarctica Antarctica () is Earth's southernmost and least-populated continent. Situated almost entirely south of the Antarctic Circle and surrounded by the Southern Ocean, it contains the geographic South Pole. Antarctica is the fifth-largest contine ...

and overlooking

Fuerza Aérea Glacier Fuerza Aérea Glacier is a glacier on Greenwich Island in the South Shetland Islands, Antarctica, extending in a northeast–southwest direction and in a southeast–northwest direction and draining the northwest slopes of the Breznik Heights ...

to the south-southwest, and

Ash Point Ash Point is a rounded low ice-free point forming the southeast side of the entrance to Discovery Bay in the northeast of Greenwich Island in the South Shetland Islands, Antarctica with an adjacent ice-free area of .L.L. IvanovAntarctica: Livingst ...

and the Chilean

Captain Arturo Prat Base Captain Arturo Prat Base is a Chilean Antarctic research station located at Iquique Cove, Greenwich Island in the South Shetland Islands, Antarctica. Opened February 6, 1947 by the First Chilean Antarctic Expedition, it is the oldest Chilean Anta ...

to the northwest. The feature was charted by the 1947

Chilean Antarctic Expedition The First Chilean Antarctic Expedition (1947–1948) was an expedition to Antarctica mounted by the Chilean government and military to enforce its territorial claims against British challenges, namely Operation Tabarin. Among other accomplishmen ...

and subsequently named after First Lieutenant Sergio López Angulo, Communications Officer in the expedition frigate ''Iquique''.

Location

The peak is located at which is 4.38 km northwest of

Bogdan Ridge Bogdan Ridge (Rid Bogdan \'rid 'bog-dan\) is a conspicuous rocky ridge of elevation 440 m forming the northeast extremity of Breznik Heights, Greenwich Island in the South Shetland Islands, Antarctica. The ridge extends 1.3 km westwards fr ...

and 1.87 km north-northeast of

Rousseau Peak Rousseau Peak is a peak rising to 272 m in the north of Breznik Heights, Greenwich Island in the South Shetland Islands, Antarctica and surmounting Sotos Point to the west-northwest and Fuerza Aérea Glacier to the north, west and south. Precip ...

(British mapping in 1968, and Bulgarian in 2005 and 2009).

Maps

* L.L. Ivanov et al. Antarctica: Livingston Island and Greenwich Island, South Shetland Islands. Scale 1:100000 topographic map. Sofia: Antarctic Place-names Commission of Bulgaria, 2005. * L.L. Ivanov
Antarctica: Livingston Island and Greenwich, Robert, Snow and Smith Islands
Scale 1:120000 topographic map. Troyan: Manfred Wörner Foundation, 2009.

References

Composite Antarctic Gazetteer
Nunataks of Greenwich Island Nunataks of Antarctica {{GreenwichIsland-geo-stub