the depth of south deep gold mine

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Gold Fields South Deep Gold Mine

South Deep currently exploits the Upper Elsburg Reefs the youngest of the Wits reefs within the Central Rand Group and located at an average depth of 2 700m below surface The orebody is massive in nature which means that compared to a discrete ore body it requires a mining technique for efficient removal of large amounts of ore at a time...

Mponeng Gold Mine

Mponeng is a gold mine in South Africa s Gauteng province Previously known as Western Deep Levels 1 Shaft the underground and surface works were commissioned in 1987 It extends over 4 kilometres 25 mi below the surface and is considered to be one of the most substantial gold mines in the world It is also currently the world s deepest mine from ground level reaching a depth of 4 km 2...

Depth of the Deepest Mine

Mar 07 2003 0183 32 How deep is the deepest mine Grid Club 2003 The deepest mine is a gold mine in South Africa in 1977 the Western Deep Levels reached a depth of 3 581 meters 3581 m Lotsberg Gunnar Min The Worlds Longest Tunnel Page 2003 It has the world s deepest mine 3585 m below surface at the East Rand mine 3585 m Holt Rinehart Winston...

Gold Fields South Deep Gold Mine

Our mining methods are very different to most South African deep level underground gold min Illustration of mining methods at the current mine and north of wrench At the depth of mining at South Deep rock stresses can become exceedingly high...

Encyclopedia of the Great Plains HOMESTAKE MINE

Located in Lead South Dakota Homestake Mine consisted of an open cut surface operation as well as an 8 000-foot-deep underground mine Over the years the Homestake Mine produced more than 39 million ounces of gold and there were an additional 47 million ounces of...

Major Mines Projects South Deep Mine

The mine has been built to extract one of the largest known gold deposits in the world and boasts a mineral reserve of 32 8 million ounc The South Deep Joint Venture SDJV owns and operates the South Deep Gold Mine The SDJV is an unincorporated joint venture between Gold Fields Operations Limited GFO and GFI Joint Venture...

Durban Roodepoort Deep Mine Near Johannesburg South

The Durban Roodepoort Deep Mine is a underground mining operation Initial production took place in 1898 and overall output was considered to be medium size Mine operations consist of 2 distinct underground workings There is one known shaft Subsurface depth reaches a maximum of 2 400 meters 7 874 feet The mining method is breast stoping...

Where Is the Deepest Mine In the World and Its History

Mar 30 2019 0183 32 In addition to the deepest mine in the world two other South African gold mines are also deep The East Rand Mine in Boksburg extends to a depth of 223 miles TauTona in Carletonville a 13-foot shallower mine expanded to reach a total depth...

Design of permanent intruded plugs at South Deep Gold Mine

Design of permanent intruded plugs at South Deep Gold Mine At South Deep the sectional dimensions of the parallel-sided haulages to be plugged extended typically up to 40 m x 44 m with a perimeter of 168 m For the 58 level plugs formed in Witwatersrand quartzite the required structural length is the maximum punching force of 15 MPa x 4m x 44...

Controlled Recirculation in Deep South African Gold Mines

The increasing depth of South African gold mines typically 3 000 m below surface has led to an escalation in the logis 173 tical problems and costs associated with conditioning the...

South Deep Gold Mine Gauteng Province South Africa

South Deep Gold Mine Technical Short Form Report South Deep Gold Mine is an intermediate to deep level gold mine comprising two shaft systems that mine various auriferous conglomerates from open ground and pillars that occur at depths between 1 575 m and 3 500 m below surface...

South Africa Region OPERATIONS Gold Fields

South Deep is an underground mechanised mine using an owner mining workforce Reserves are accessed through de-stress and shadow development cuts to manage rock stress and seismic activity A number of selective mining methods including drifts and benches are employed but long-hole stoping with paste fill is the primary bulk mining method...

Top 10 deepest mines on the planet

Jan 07 2014 0183 32 7 South Deep mine Gold Fields Operating depth extends up to 2 995m below surface Gold Fields is in the game again The company owns the South Deep gold mine the seventh deepest pit with an area of 4 268ha The operation is located 45km south-west of Johannesburg 8 Kidd Creek mine Wikipedia Operating depth extends up to 2 927m beneath...

Homestake Mine South Dakota

The Homestake Mine was a deep underground gold mine 8 000 feet or 2 438 m located in Lead South DakotaUntil it closed in 2002 it was the largest and deepest gold mine in North AmericaThe mine produced more than forty million troy ounces 43 900 000 oz 1 240 000 kg of gold during its lifetime This is about 7075 m 3 or a volume of gold roughly equal to 18 677 gallons a cube with...

Design and support of rockpasses at ultra

had been made in a South African gold mine was 2650 m Stress was successfully measured at a depth of 3352 m at No 4 Shaft Kloof Gold Mine despite complications due to thermal effects borehole closure and core discing Coetzer et al 2000 The vertical stress was measured to be 910 MPa in close agreement...

South Deep Gold Mine

South Deep is a long-life developing deep-level gold mine operating at between 2 000 and 3 000 meters below surface and production at the mine began in 1961 and South Deep has a projected mine life of 70 years The property covers an area of 2 469 hectares of surface freehold land and 3 563 hectares of continuous mineral rights...

SOUTH DEEP GOLD MINE

South Deep Production Area OLD MINE CURRENT MINE PHASE 1 PHASE 2 SV1 AREA SOUTH DEEP MAIN / VENT SHAFT SOUTH SV2/3 SHAFT SV-1 SHAFT WATER PILLAR 1044 Moz 5084 Moz 12565 Moz 11997 Moz UH 9222 Moz...

GOLD FIELDS

Infrastructure South Deep Gold Mine operates one gold plant and is accessed from surface through two shaft systems the Twin shaft Complex of which the main shaft comprises a single-drop to a depth of 2 995 metres and the South shaft Complex The mine has been subdivided into two main areas namely above current infrastructure to 110...

Opportunities and Challenges in Deep Mining A Brief

Aug 01 2017 0183 32 The average depth of metal mines in South Africa has reached 2000 m and the Western Deep Level gold mine has reached 4800 m Deep rock mass is characterized by high in situ stress high temperature and high water pressure Compared with shallow resource extraction deep mining may be associated with disasters such as rockbursts large-scale...

Tremendous Hoisting Machine for the South Deep Mine in

Jul 05 2002 0183 32 The new machine will operate as a production winder for the main shaft of the South Deep Gold Mine The shaft has a depth of 3000 metres resulting in the machine carrying a total of 4 x 3245 metres of rope The supply of plant and machinery for shafts of this depth has been made possible by the new guideline SABS 0294 which requires special...

South Deep s mining method reduces rock stress at depth

Nov 27 2009 0183 32 The destress mining method used at South Deep gold mine reduces rock stress at depth The rock stress at 2 600 m below surface becomes the same as the rock stress at a depth...

Deepest Mines In The World

Apr 25 2017 0183 32 The TauTona gold mine is 39 kilometers deep Though mining at TauTona presently takes place at the depths extending from within 185 kilometers to 345 kilometers deep and its mining depth was prolonged to 39 kilometers concealed with the accumulation of a subordinate shaft The mining operation of TauTona hence begins with the overall...

South Africa gold mining What lies at the bottom of one

Nov 11 2018 0183 32 South Africa s gold mines are now so deep they might as well be on another planet Gaetan Borgonie CBS News Bernard Swanepoel I m not sure that we...

Regional Pillar Monitoring at South Deep gold mine South

increase the Energy Release Rate ERR that occurs at depth exceeding 2000 m below surface Generally regional pillars in narrow tabular stopes are very squat high width to height ratio South Deep gold mine 2012 12 Figure 1 8 Long hole stoping method South Deep 2012 13 Figure 1 9 Drift and bench mining South Deep 2012...

Top 10 Deepest Mines In The World Most Of Them Are Gold

Apr 10 2019 0183 32 Mining operations commenced in 1966 as an open pit mine but it later became an underground mine 7- South Deep Gold Mine South Africa 186 miles The seventh deepest mine on the planet has a maximum depth of 299 kilometers Located near Johannesburg the South Deep gold mine has enough reserves to keep producing gold up to 2092...

South Deep Gold Mine

Operational infrastructure South Deep Gold Mine operates one gold plant and is accessed from surface through two shaft systems the Twin Shaft Complex of which the main shaft comprises a single-drop to a depth of 2 995 metres and the South Shaft Complex The mine...

Gold Fields South Deep Gold Mine

The South Shaft Complex is a sub-vertical system with three operating shafts which extend to a depth of 2 786m The mine is divided into three main areas that reach depths of between 2 800m and 3 300m beneath the surface The Current Mine uses a selective access development and Longhole open stoping mining...

Seismic response to mining the massive ore body at South

South Deep gold mine is located approximately 45 km south-west of Johannesburg in the Far West Rand region of South Africa The location of the mine in relation to other mining operations in the region is shown in Figure 1 The workings are accessed from the surface through two shaft systems the Twin Shaft Complex and the South Shaft Complex...

Top 10 deep open

Sep 26 2013 0183 32 The gold producing open pit mine is 38km long 15km wide and up to 600m deep The mine is owned and operated by Kalgoorlie Consolidated Gold Mines KCGM a 50-50 joint venture company comprised of Barrick Gold and Newmont Mining The mine produced 296 000oz of gold during the first half of 2013...

South Deep Gold Mine Gauteng Province South Africa

South Deep Gold Mine Gauteng Province South Africa...

A Journey Into the World s Deepest Gold Mine

Dec 13 2013 0183 32 What follows is a rare look into the deepest gold mine on the planet located in South Africa through an edited excerpt from the new book Gold...