The Arkaroola and Curdimurka Subgroups of the Callanna Group (late Precambrian) are defined respectively in the Arkaroola and Willouran areas. The Curdimurka Subgroup is the uppermost of these subdivisions; it comprises 4700 m of sediments that were...

Exploration for structurally controlled Cu mineralisation near Witchelina Homestead and Breaden Hill, 20 km south-west of Marree, comprised detailed geological mapping of prospect areas, soil and rock chip geochemical sampling of gossans and of...