|Latitude & Longitude (WGS84):||18° 5' 0'' South , 127° 50' 37'' East|
|Latitude & Longitude (decimal):||-18.08355,127.84362|
|Köppen climate type:||BSh : Hot semi-arid (steppe) climate|
Located about 30 kilometres north north-east of Halls Creek in the Ilmar Range. Zinc prospect (sphalerite), also noted for graphite. Poorly explored and little understood. Can no way be compared to Mount Isa in Queensland, despite the name.
15 valid minerals.
Rock Types Recorded
Select Rock List TypeAlphabetical List Tree Diagram
Entries shown in red are rocks recorded for this region.
- Igneous rock
- Sedimentary rock and sediment
- Metamorphic rock
- Unclassifed rock
This geological map and associated information on rock units at or nearby to the coordinates given for this locality is based on relatively small scale geological maps provided by various national Geological Surveys. This does not necessarily represent the complete geology at this locality but it gives a background for the region in which it is found.
Click on geological units on the map for more information. Click here to view full-screen map on Macrostrat.org
0 - 66 Ma
|sand plain 38499|
Age: Cenozoic (0 - 66 Ma)
Comments: regolith; synthesis of multiple published descriptions
Reference: Raymond, O.L., Liu, S., Gallagher, R., Zhang, W., Highet, L.M. Surface Geology of Australia 1:1 million scale dataset 2012 edition. Commonwealth of Australia (Geoscience Australia). 
1600 - 2500 Ma
|Paleoproterozoic sedimentary rocks|
Age: Proterozoic (1600 - 2500 Ma)
Comments: Arunta Block
Lithology: Sedimentary rocks
Reference: Chorlton, L.B. Generalized geology of the world: bedrock domains and major faults in GIS format: a small-scale world geology map with an extended geological attribute database. doi: 10.4095/223767. Geological Survey of Canada, Open File 5529.