Tophet Bastion is a conspicuous ice-capped

Ice cap

An ice cap is an ice mass that covers less than 50 000 km² of land area . Masses of ice covering more than 50 000 km² are termed an ice sheet....

 rock wall, 1 nautical mile (1.9 km) long, with an apron of talus. It stands 1 nautical mile (1.9 km) east of Saunders Point

Saunders Point

Saunders Point is the southern extremity of the small island lying between Amphibolite Point and Tophet Bastion, off the south coast of Coronation Island in the South Orkney Islands. Charted by DI personnel from the Discovery II in 1933. Named for A. Saunders who was aboard Discovery II and...

 on the south coast of Coronation Island

Coronation Island

Coronation Island is the largest of the South Orkney Islands, long and from wide. The island extends in a general east-west direction, is mainly ice-covered and comprises numerous bays, glaciers and peaks, the highest rising to...

 in the South Orkney Islands

South Orkney Islands

The South Orkney Islands are a group of islands in the Southern Ocean, about north-east of the tip of the Antarctic Peninsula. They have a total area of about ....

. Roughly surveyed in 1933 by DI

Discovery Investigations

The Discovery Investigations were a series of scientific cruises and shore-based investigations into the biology of whales in the Southern Ocean. They were funded by the British Colonial Office and organised by the Discovery Committee in London, which was formed in 1918...

 personnel. The name, which is biblical, was applied by the Falkland Islands Dependencies Survey (FIDS) following their survey of 1948-49.