Tilt Rock is an isolated rock peak

Summit (topography)

In topography, a summit is a point on a surface that is higher in elevation than all points immediately adjacent to it. Mathematically, a summit is a local maximum in elevation...

, 670 m, situated 2 nautical miles (3.7 km) inland from the ice shelf

Ice shelf

An ice shelf is a thick, floating platform of ice that forms where a glacier or ice sheet flows down to a coastline and onto the ocean surface. Ice shelves are only found in Antarctica, Greenland and Canada. The boundary between the floating ice shelf and the grounded ice that feeds it is called...

 of George VI Sound

George VI Sound

George VI Sound or Canal Jorge VI or Canal Presidente Sarmiento or Canal Seaver or King George VI Sound or King George the Sixth Sound is a major bay/fault depression, 300 miles long in the shape of the letter J, which skirts the east and south shores of Alexander Island, separating it from the...

 and 2 nautical miles (3.7 km) northeast of Block Mountain

Block Mountain

Block Mountain named in 1958 because vertical fractures which make up parts of the mountain look like they are composed of giant blocks. It is located in the Sawback Range in Alberta....

 in eastern 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 photographed from the air on November 23, 1935, by Lincoln Ellsworth

Lincoln Ellsworth

Lincoln Ellsworth was an arctic explorer from the United States.-Birth:He was born on May 12, 1880 to James Ellsworth and Eva Frances Butler in Chicago, Illinois...

 and later mapped from these photos by W.L.G. Joerg. Roughly surveyed from the ground in 1936 by the British Graham Land Expedition

British Graham Land Expedition

A British expedition to Graham Land led by John Lachlan Cope took place between 1920 and 1922. The British Graham Land Expedition was a geophysical and exploration expedition to Graham Land in Antarctica between 1934 to 1937. Under the leadership of John Riddoch Rymill, the expedition spent two...

 (BGLE) and resurveyed in 1948-49 by the Falkland Islands Dependencies Survey (FIDS). So named by FIDS because of its tilted appearance.