[2] For the purpose of a mineral rights agreement with a mining company in 2006, the Worrorra were also grouped with the Ngardi, as Dambimangari (Dambima-Ngardi), said to share the Wanjina-Wunggurr belief systems.
[3] In Norman Tindale's calculations, the Ngarti's tribal territory stretched over approximately 25,000 square miles (65,000 km2), covering the sandhill country west of the Tanami track, extending from Chilla Well, the Granites, and Gardiner Range over the border into Western Australia at Ima Ima.
People from the different language groups have been influenced by each other when residing at Balgo, Western Australia and Lajamanu, Northern Territory.
The recommendation handed down by Justice Sir William Kearney on 23 August 1985[5] and presented on 19 August 1986 was that "the whole of the claim area be granted to a Land Trust for the benefit of Aboriginals entitled by tradition to its use or occupation, whether or not the traditional entitlement is qualified as to place, time, circumstance, purpose or permission".
The agreement aimed to ensure that 30% of the 220 person workforce is filled by Indigenous people by the eighth year of operation.