Phillips Mountains () is a range of mountains on the north side of

Balchen Glacier Balchen Glacier () is a crevassed glacier in Antarctica, flowing west to Block Bay between the Phillips Mountains and the Fosdick Mountains in Marie Byrd Land. It was discovered on December 5, 1929, by the Byrd Antarctic Expedition and named by ...

and

Block Bay Block Bay () is a long ice-filled bay lying east of Guest Peninsula along the coast of Marie Byrd Land. It was discovered in 1929 by the Byrd Antarctic Expedition, and named by Richard E. Byrd for Paul Block Paul Block (November 2, 1875 &ndash ...

in the

Ford Ranges The Ford Ranges () are a grouping of mountain ranges standing east of Sulzberger Ice Shelf and Block Bay in the northwest part of Marie Byrd Land, Antarctica. Discovered by the Byrd Antarctic Expedition on December 5, 1929, they were named by By ...

Marie Byrd Land Marie Byrd Land (MBL) is an unclaimed region of Antarctica. With an area of , it is the largest unclaimed territory on Earth. It was named after the wife of American naval officer Richard E. Byrd, who explored the region in the early 20th centur ...

West Antarctica West Antarctica, or Lesser Antarctica, one of the two major regions of Antarctica, is the part of that continent that lies within the Western Hemisphere, and includes the Antarctic Peninsula. It is separated from East Antarctica by the Transant ...

. Discovered by the

Byrd Antarctic Expedition Richard Evelyn Byrd Jr. (October 25, 1888 – March 11, 1957) was an American naval officer and explorer. He was a recipient of the Medal of Honor, the highest honor for valor given by the United States, and was a pioneering American aviator, p ...

(1928–30) and named by Byrd for Albanus Phillips, Sr., a manufacturer in Cambridge, Maryland, United States, and patron of the Byrd expeditions.

Geography and geology

The range spans about from west to east with elevations near 1000 m.Wade, F. A., C. A. Cathey, and J. B. Oldham (1977), Reconnaissance geologic map of the Guest Peninsula quadrangle, Marie Byrd Land, Antarctica, Map A-7, U. S. Antarctic Research Program, Reston, VA.Wade, F. A., C. A. Cathey, and J. B. Oldham (1978), Reconnaissance geologic map of the Gutenko Nunataks quadrangle, Marie Byrd Land, Antarctica, Map A-11, U. S. Antarctic Research Program. Individual mountains are aligned northeast–southwest or northwest–southeast. Mountains and

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. ...

s are composed of either Ford

granodiorite Granodiorite () is a coarse-grained (phaneritic) intrusive igneous rock similar to granite, but containing more plagioclase feldspar than orthoclase feldspar. The term banatite is sometimes used informally for various rocks ranging from gra ...

(

Devonian The Devonian ( ) is a geologic period and system of the Paleozoic era, spanning 60.3 million years from the end of the Silurian, million years ago (Mya), to the beginning of the Carboniferous, Mya. It is named after Devon, England, whe ...

age), or Byrd Coast

granite Granite () is a coarse-grained (phaneritic) intrusive igneous rock composed mostly of quartz, alkali feldspar, and plagioclase. It forms from magma with a high content of silica and alkali metal oxides that slowly cools and solidifies undergro ...

(

Cretaceous The Cretaceous ( ) is a geological period that lasted from about 145 to 66 million years ago (Mya). It is the third and final period of the Mesozoic Era, as well as the longest. At around 79 million years, it is the longest geological period of th ...

age). Nunataks are mostly found north of the mountain range.

Peaks, Nunataks, and Rocks

Peaks

* Mount Carbone * Mount June * Mount Paige

Nunataks

Abele Nunatak Abele Nunatak is a nunatak lying east of Hutcheson Nunataks at the head of Balchen Glacier, in Marie Byrd Land. It was mapped using surveys made by the United States Geological Survey (USGS) and U.S. Navy aerial photos from 1959 to 1965, and l ...

Herrmann Nunatak Herrmann Nunatak () is a nunatak northeast of the east end of the Phillips Mountains, in Marie Byrd Land, Antarctica. It was discovered and mapped by the United States Antarctic Service (1939–41), and was named by the Advisory Committee on Antar ...

Hutcheson Nunataks The Hutcheson Nunataks () are a small group of nunataks along the north side of Balchen Glacier, about midway between the Phillips Mountains and Abele Nunatak, in Marie Byrd Land, Antarctica. They were discovered and mapped by the United States An ...

Reddick Nunatak Reddick Nunatak () is a nunatak in the east part of the Phillips Mountains, 8 nautical miles (15 km) east-northeast of Mount Carbone, in the Ford Ranges of Marie Byrd Land. Mapped by United States Antarctic Service (USAS) (1939–41) and by Un ...

Rocks and features

* Adams Rocks *

Favela Rocks The Favela Rocks () are a group of rocks at the northwest end of the Phillips Mountains, northwest of Mount June, in the Ford Ranges of Marie Byrd Land, Antarctica. They were mapped by the United States Geological Survey from surveys and U.S. Navy ...

Groux Rock Groux Rock () is an isolated rock outcrop in the northern part of the Phillips Mountains, east-northeast of Mount June, in the Ford Ranges of Marie Byrd Land, Antarctica. It was mapped by the United States Geological Survey from surveys and U.S. Na ...

Lewis Rocks The Lewis Rocks () are an area of rock outcrops in extent, at the southwest foot of Mount June in the Phillips Mountains of Marie Byrd Land, Antarctica. The feature was mapped by the United States Geological Survey from surveys and U.S. Navy air ph ...

* Webster Bluff

References