It consists of a dome-shaped hill, surrounded by dense mulga; its top is bare rock.

The hill has been useful as a landmark, because it marks the location of one of the area's most reliable freshwater rockholes, Gordon's Springs.

[1][2] The area is called Kutjuṉṯari (also spelled Kudjuṉṯari or Kutjurntari) in Pitjantjatjara and Ngaanyatjarra.

The first European people to visit the area were the explorers Ernest Giles and W. H. Tietkens, in 1874.

[3] The closest town to Gill's Pinnacle is Kaltukatjara, which is about 31 kilometres (19 mi) to the east in the Northern Territory.