New Cobar Mine (Cobar gold mine; Jubilee), Cobar, Robinson Co., New South Wales, Australia
|Latitude & Longitude (WGS84):||31° 31' 2'' South , 145° 51' 15'' East|
|Latitude & Longitude (decimal):||-31.5173432041, 145.854322911|
|Age:||At least 5000 Ma|
|Geologic Time:||: to Early Devonian|
|Reference for age:||Gilligan, L.B., Byrnes, J.G. (1995) Metallogenic Study and Mineral Deposit Data Sheets: Cobar Metallogenic Map 1:250 000 (SH/55-14), Geological Survey of New South Wales, Sydney, 240 pages.|
Active open pit Cu-Au mine 3 km south of the township of Cobar.
Located in the parish of Cobar.
A multiple vein deposit.
The mine has been worked as an underground mine and open cut.
Oxidation zone rich in a large variety of secondary minerals of Pb, Cu, As and others.
50 valid minerals.
Rock Types Recorded
Select Rock List TypeAlphabetical List Tree Diagram
Entries shown in red are rocks recorded for this region.
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
393.3 - 419.2 Ma
|Great Cobar Slate|
Age: Early Devonian (393.3 - 419.2 Ma)
Stratigraphic Name: Great Cobar Slate
Comments: sedimentary siliciclastic; synthesis of multiple published descriptions
Lithology: Sedimentary siliciclastic
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). 
Gray, G.J. (1920) Cobar gold mine ore reserve estimates. Great Cobar Ltd report.
Rayner, E.O. (1969) The copper ores of the Cobar region, New South Wales, Geological Survey of New South Wales, Memoir Geology 10, 131 pages.
Ryan, D. (1993) CRAE's exploration programs in the Temora and Cobar goldfields, New South Wales - The State of Exploration, Conference Summaries, pp.25-27.
Gilligan, L.B., Byrnes, J.G. (1995) Metallogenic Study and Mineral Deposit Data Sheets: Cobar Metallogenic Map 1:250 000 (SH/55-14), Geological Survey of New South Wales, Sydney, 240 pages.
Leverett, P., McKinnon, A.R., Williams, P.A. (2003) Mineralogy of the oxidised zone at the New Cobar orebody. Advances in Regolith. CRC LEME, Bentley, 267-270.
Leverett, P., McKinnon, A.R., Sharpe, J.L., Williams, P.A. (2005) Secondary minerals from the central Cobar mines. Australian Journal of Mineralogy, 11, 75-82.
Dr. A.R. McKinnon (2012) personal communication to Mindat.