Mount Umbriel is a peak

Pyramidal peak

A pyramidal peak, or sometimes in its most extreme form called a glacial horn, is a mountaintop that has been modified by the action of ice during glaciation and frost weathering...

, 1,500 m, overlooking the head of Venus Glacier

Venus Glacier

Venus Glacier is a glacier on the east coast of Alexander Island, 10 nautical miles long and 6 nautical miles wide at its mouth flowing east into George VI Sound between Keystone Cliffs and Triton Point. The coast in this vicinity was first seen from the air by Lincoln Ellsworth on November 23,...

 in the east part of Alexander Island

Alexander Island

Alexander Island or Alexander I Island or Alexander I Land or Alexander Land is the largest island of Antarctica, with an area of lying in the Bellingshausen Sea west of the base of the Antarctic Peninsula, from which it is separated by Marguerite Bay and George VI Sound. Alexander Island lies off...

. First mapped from air photos taken by the Ronne Antarctic Research Expedition

Ronne Antarctic Research Expedition

The Ronne Antarctic Research Expedition was an expedition from 1947-1948 which researched the area surrounding the head of the Weddell Sea in Antarctica.-Background:...

 (RARE) 1947-48 by Searle of the Falkland Islands Dependencies Survey (FIDS) in 1960. Named by the United Kingdom Antarctic Place-Names Committee (UK-APC) from association with nearby Uranus Glacier

Uranus Glacier

Uranus Glacier is a glacier on the east coast of Alexander Island, 20 miles long and 6 miles wide at its mouth, flowing east into George VI Sound immediately south of Fossil Bluff....

, Umbriel being one of the satellites of planet Uranus

Uranus

Uranus is the seventh planet from the Sun. It has the third-largest planetary radius and fourth-largest planetary mass in the Solar System. It is named after the ancient Greek deity of the sky Uranus , the father of Cronus and grandfather of Zeus...

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