East Rand Proprietary Mine (ERPM Mine), Boksburg, Ekurhuleni District (East Rand), Witwatersrand field, Gauteng Province, South Africa
|Latitude & Longitude (WGS84):||26° 14' 50'' South , 28° 13' 38'' East|
|Latitude & Longitude (decimal):||-26.24722,28.22722|
|Köppen climate type:||Cwb : Subtropical highland climate or temperate oceanic climate with dry winters|
|Other regions containing this locality:||Transvaal, South Africa|
A gold mine, started in 1893.
Typical Witwatersrand gold mineralisation.
During its history one of the largest gold mines in the world, at one point also the deepest.
In 1993, mining was at a level of 3.430 m below surface.
8 valid minerals.
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
|Neoarchean - Mesoarchean|
2500 - 3200 Ma
|Turffontein Subgroup of Central Rand Group of Witwatersrand Supergroup|
Journal of the South African Institute of Mining and Metallurgy (1973): 185, 187.
Daul, J., Bauer, K. & Moser, P. (1993): Bergbau in Namiba - Erfahrungen einer Studienreise. Institut für Bergbaukunde, Bergtechnik und Bergwirtschaft, Wissenschaftliche Schriftenreihe No. 3, Leoben, Austria, 130 pp (in German).
Jeffery, D. G. (2015). Structural discontinuties in the Witwatersrand group on the ERPM mine their geology, geochemistry and rock mechanics behaviour (Doctoral dissertation University of Witwatersrand).