Vaal Reef Gold Mine Hospital

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shaft in the Vaal River Basin, which is situated approximately 180 kilometres southwest of Johannesburg, South Africa. The mine is designed to exploit the Vaal Reef package, which is sited at 2 400 m to 3 200 m below surface, within the Moab Khotsong lease area. Several other mines in the vicinity are currently mining the Vaal Reef at depths of

The accident at the Vaal Reefs Mine near Orkney, which killed up to 100 workers on Wednesday night — the biggest underground disaster in more than a decade — is set to …

Catuneanu, M.N. Biddulph / Sedimentary Geology 141±142 (2001) 113±130 121 REPRESENTATIVE REEF PROFILE OF THE VAAL REEF ZONE AT KOPANANG MINE top of Vaal Reef zone Upper Vaal Conglomerate Robust small pebble conglomerate, varying from pebbly quartzite to oligomictic, pyrite-rich small pebble conglomerate, with dark grey siliceous …

Ventersdorp Contact Reef Carbon Leader Reef Vaal Reef Basal Reef Kimberley Reef Composite/Main Reefs Other Reefs Off reef Number of fataliies Rockburst Rockfall Total Figure 1. Distribution of fatalities by reef 3.2 Production A total of approximately 9.5 million square metres was mined by the gold mining industry during the year 1999.

Vaal Reefs is a mine in City of Matlosana, Dr Kenneth Kaunda District Municipality, North West Province and has an elevation of 1,316 metres. South Africa ... Vaal Reefs is a gold bearing reef which is mined near the town of Orkney in Dr Kenneth Kaunda District Municipality in the North West province of South Africa.

A tragedy occurred at the Vaal Reefs' #2 Shaft near Orkney in North West province, when an underground locomotive crashed through a barrier into the shaft at a level of 1,700 metres below surface, falling onto a …

Vaal Reefs is a gold bearing reef which is mined near the town of Orkney in Dr Kenneth Kaunda District Municipality in the North West province of South Africa. The town of Orkney is home to a large gold mining operation originally owned by AngloGold Ashanti, a company that was originally incorporated in 1944 under the name of Vaal Reefs Exploration and Mining Company Limited.

A marked decline in the gold recovery factor of ore from the Moab Khotsong mine, treated through the Great Noligwa recovery plant, prompted a detailed geometallurgical characterisation of the Vaal Reef A-facies conglomerate at the Moab Khotsong mine. This paper serves to document the results of the investigation.

A gold mine, located in South Africa's Free State province, about 170 km south-west of Johannesburg. ... has a single shaft system to a depth of 2 600 m. It exploits the Vaal reef (VR) almost ...

As one of the deadliest events in the history of South African mining, the Vaal Reefs mine accident in 1995 marked a turning point for the mining industry and resulted in the …

In May 1995 over 100 of that total perished at the Anglo-American Corporation's Vaal Reefs Mine near Orkney, southwest of Johannesburg. Even a nation hardened to mining tragedy was …

Vaal Reefs Mine is a suburb in Moqhaka Local Municipality, Fezile Dabi District Municipality, Free State. Mapcarta, the open map. ... Vaal Reefs is a gold bearing reef which is mined near the town of Orkney in Dr Kenneth Kaunda District Municipality in the North West province of South ... Duff Scott Hospital Hospital, 11 km north; Popular ...

A marked decline in the gold recovery factor of ore from the Moab Khotsong mine, treated through the Great Noligwa recovery plant, prompted a detailed geometallurgical characterisation of the …

The Vaal Reefs mine disaster occurred on 10 May 1995 when an underground locomotive in the Vaal Reefs gold mine in South Africa fell into the mine shaft, hitting an elevator carrying mine workers, and causing it to plunge to the bottom of the shaft, killing 104 miners. [1] [2] It is the worst elevator accident in history. [3]

Gold bearing conglomerates of the Witwatersrand Basin have generally been regarded as alluvial fan and fluvial in origin (e.g. Pretorius, 1976, Pretorius, 1981, Minter, 1978), a view that has persisted in part because the overall genetic stratigraphic setting has not been fully considered.Herein, we focus on the Vaal Reef deposit, preserved as a relatively thin (few …

This paper gives the results obtained. Hartebeesfontdn Vaal Reef 1,60 Also tabulated are the borehole analyses provided by East 1,60 Rand Gold & Uranium Company Limited, Rand Mines Stilfontein Vaal Reef Milling & Mining …

Gold mining deposit report for "Deposit #21416" (#21416) in North West, South Africa. ... MAX THICKNESS REFERS TO STOPPING WIDTH OF VAAL REEF. PRINCIPAL GOLD BEARING CARBON SEAM AT BASE OF REEF: 0. 10 METER IN THICKNESS. THIS RECORD CONTAINS DATA FROM DUPLICATE RECORD M046869 WHICH HAS BEEN DELETED FROM MRDS.

Moab Khotsong is the youngest of the South African deeplevel gold mines with three vertical shaft systems maintained to service the mine. The orebody is subdivided by major faults into three distinct geographical mining areas. ... gold and uranium mineralisation is also commonly observed within the A-middle and A-top sub-facies of the Vaal Reef ...

Application of 3-D seismics to mine planning at Vaal Reefs gold mine, number 10 shaft, Republic of South Africa ... The seismic survey at No. 10 shaft accurately and spectacularly delineated the 3-D structure of the Ventersdorp contact reef at depths ranging from 1000 to 3500 m, imaging faults with throws in the 20- to 1200-m range. ...

M.Sc. (Geology) The Witwatersrand Supergroup is host to a number of auriferous and uraniferous conglomeratic reefs, which have been extensively exploited along the Witwatersrand Basin margins. The current study investigates the Vaal Reef, in the Klerksdorp gold field with particular focus on conducting a geometallurgical characterization of the ore …

A marked decline in the gold recovery factor of ore from the Moab Khotsong mine, treated through the Great Noligwa recovery plant, prompted a detailed geometallurgical characterisation of the Vaal ...

"The reefs mined at Great Noligwa are the Vaal Reef and the Crystalkop Reef, with the Vaal Reef accounting for over 90% of the gold produced in the mine." The complexity of the ore at Great Noligwa has necessitated a …

Arstechnica: The Vaal Reef deposit, which formed 3 billion years ago in South Africa's Witwatersrand basin, is one of the best gold deposits in the world. How the gold got there is uncertain, and the geological evidence is contradictory. In Nature Geoscience, ETH Zürich geologist Christoph Heinrich suggests a scenario that seems to fit all the observations. His …

Carbon was preferentially precipitated in bedding-parallel fractures that most commonly followed the base of the Vaal Reef package (A-bottom sub-facies), however, gold and uranium mineralisation is also commonly observed within the A-middle and A-top sub-facies of the Vaal Reef. Gold was precipitated very soon after the carbon, giving the ...

System (shales, dolomites, and volcanics); the Vaal Reef is not thick but is enriched in gold. The mining here reached the record depth of 3.5 km. In total, more

Gold mining deposit report for "Deposit #21422" (#21422) in North West, South Africa. ... TO MINE VAAL REEF MATER, ALL IN THAT AREA. DUE TO LACK OF DATA FIELD SPACE, THE FEED GRADES OF THE COMMODITIES WERE ROUNDED. THERE ACTUAL FEED GRADES ARE: GOLD-0. 00098%, SILVER-0. 000098%, U-0. 01860.

Gold mining deposit report for "Deposit #19786" (#19786) in North West, South Africa. ... ORE RECOVERIES ARE FROM THREE HORIZONS (REEFS) : VAAL REEF, VENTERSDORP CONTACT REEF, AND ELSBURG REEF. MODERATE MINING COSTS ($84. 20/PER TROY OUNCE OF GOLD RECOVERED). Workings. Workings at the site. Workings #1. Type: …

The tragedy spurred a concerted push by mining stakeholders for revisions in legislation and the adoption of a holistic approach to mine health and safety. The Vaal Reefs accident was instructive in the drafting of a new legislation and presaged the promulgation of the Mine Health and Safety Act (MHSA) 29 of 1996.

Vaal Reefs Mine annually produces some 75 tonnes of gold. Stoping operations, using a scattered mining method, are conducted on several reef horizons within Witwatersrand Supergroup metasediments of the Klerksdorp Goldfield. Current grades average 7.19 g/t Au over a 133cm stoping width. The reef horizons, of which the Vaal Reef is the most important, …