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Brockman Group, Braeside Station, Gregory Ranges District, East Pilbara Shire, Western Australia, Australia

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Latitude & Longitude (WGS84): 21° 8' 14'' South , 121° 1' 59'' East
Latitude & Longitude (decimal): -21.13729,121.03332
GeoHash:G#: qsnpf0jf2
Köppen climate type:BWh : Hot deserts climate


Three small mines producing in 1947 and 1955, 52.8 tonnes of lead and 17 604.2 kg of silver. Three veins dipping 75 to 80 degrees east.


Mineral List


5 valid minerals.

Regional Geology

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

Paleoproterozoic
1600 - 2500 Ma



ID: 786591
Pinjian Chert Breccia

Age: Proterozoic (1600 - 2500 Ma)

Stratigraphic Name: Pinjian Chert Breccia

Description: Chert breccia and poorly bedded chert. Interpreted to be a siliceous replacement deposit formed by karstic weathering of the Carawine Dolomite.

Comments: sedimentary; sedimentary non-carbonate chemical or biochemical; synthesis of multiple published descriptions

Lithology: Sedimentary; sedimentary non-carbonate chemical or biochemical

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). [5]

Siderian - Neoarchean
2300 - 2800 Ma



ID: 3185974
Archean-Paleoproterozoic sedimentary rocks

Age: Precambrian (2300 - 2800 Ma)

Stratigraphic Name: Hamersley Group

Comments: Hamersley Basin

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. [154]

Data and map coding provided by Macrostrat.org, used under Creative Commons Attribution 4.0 License



This page contains all mineral locality references listed on mindat.org. This does not claim to be a complete list. If you know of more minerals from this site, please register so you can add to our database. This locality information is for reference purposes only. You should never attempt to visit any sites listed in mindat.org without first ensuring that you have the permission of the land and/or mineral rights holders for access and that you are aware of all safety precautions necessary.

References

Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
Hancock, E.A., Downes, P.J., Bevan, A.W.R. (2007) Secondary Minerals from the Braeside Lead Field Pilbara Western Australia, Australian Journal of Mineralogy (Dec 2007) Vol.13(2), pp55-65.
Ferguson, K.M. (1999) Lead, Zinc and Silver Deposits of Western Australia. Geological Survey of Western Australia, Mineral Resources Bulletin 15, 314p.

 
Mineral and/or Locality  
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