to mine horizontal gold reefs

  • The Rich Goldfields of Queensland

    The Rich Goldfields of Queensland

    Jul 04, 2014· The multiple gold locations of Queensland that were spread far and wide across the state have certainly and importantly contributed to the economy of Australia. Ranging from Queensland's far north towards the southern regions, these goldbearing zones form some of the betterknown goldfields of the nation. There were also many lesserknown goldfields that marked their [.]

  • Pretoria to Gold Reef City 7 ways to travel via train ...

    Pretoria to Gold Reef City 7 ways to travel via train ...

    Gautrain operates a train from Pretoria to Gold Reef City every 20 minutes. Tickets cost 5 10 and the journey takes 39 min. Alternatively, you can take a bus from Pretoria to Gold Reef City via Johannesburg, The Grove Braamfontein, and Apartheid Museum in around 1 h 36 min.

  • HERITAGE PLACE REPORT City of Greater Bendigo

    HERITAGE PLACE REPORT City of Greater Bendigo

    The close association of all types of gold reefs with the anticline axis was recognised early in the development of the field. This early breakthrough in the predictability of ore gave mine management and investors confidence in the practice of deep shaft sinking .

  • What is the difference between alluvial gold and reef gold ...

    What is the difference between alluvial gold and reef gold ...

    A nugget is a chunk of native gold metal while fairly pure, may contain traces of other metals. In mining, Reef refers to a vein of high grade ore.

  • The impact of gold mining on the Witwatersrand on the ...

    The impact of gold mining on the Witwatersrand on the ...

    Jun 15, 2012· Deep mining implies that the goldbearing reefs are mined out, leaving concrete, wood and natural rock pillars to support the roof, or hanging wall. The sections following the reef that are mined out are called stopes. The stopes are connected via incline and vertical shafts.

  • Dip: Angle at which an ore deposit is inclined from the horizontal. Drawpoint: Place where ore can be loaded and removed. A drawpoint is located beneath the stoping area, and gravity flow transfers the ore to the loading place. Drift: Horizontal or nearly horizontal underground opening.

  • Proposed Dargues Reef Mine Comments on Proposed ...

    Proposed Dargues Reef Mine Comments on Proposed ...

    proposed gold mine. One of the key commitments made by Cortona Resources Ltd. was that no on site procession of gold ore using cyanide would occur on site. Court action was settled in part due to this commitment. The proposed gold mine site is physically located in another Council area; the Eurobodalla

  • Alexandra Mine and Battery | Environment, land and water ...

    Alexandra Mine and Battery | Environment, land and water ...

    But, although operations continued on a small scale for nearly two years, the reef yielded just over one ounce to the ton. At the end of 1898 the mine closed. In twenty years 499 tons of ore had been raised for a total of 1,810 ounces of gold, an average of ounces to the ton.

  • Quartz reef mining The Full Wiki

    Quartz reef mining The Full Wiki

    A Prussian engineer, Jacob Brache was the first to think that quartz reefs might have even more gold than alluvial fields. The new mining companies had to sink very deep shafts to get quartz from the reefs deep underground. Horizontal tunnels called drives were dug out from the shaft at different levels to find the goldbearing rock.

  • GALAXY GOLD REEFS (PTY) LTD Company Profile | BARBERTON ...

    GALAXY GOLD REEFS (PTY) LTD Company Profile | BARBERTON ...

    DB Hoovers provides sales leads and sales intelligence data on over 120 million companies like GALAXY GOLD REEFS (PTY) LTD and Nonmetallic Mineral Mining Quarrying contacts in BARBERTON, Mpumalanga, South Africa and around the world.

  • Gold Project Inventory Gold in Ironstone and Quartz Reef ...

    Gold Project Inventory Gold in Ironstone and Quartz Reef ...

    The Mount Poole Marvel Gold Mining Company was formed in 1891 initially to operate the Marvel reef, near Mt. Poole, which was reported to be m. wide at surface and m. wide at .

  • Stawell Gold Mine Address, Victoria Australia

    Stawell Gold Mine Address, Victoria Australia

    Today, the gold mine is the largest in Victoria. To experience the splendid view that Stawell Gold Mine offers, walk along Reefs Road as it runs parallel to the mine's entry and stretches for over a kilometre, allowing visitors to view the mine from a number of viewpoints.

  • Tasmanian geologists explain new Bendigo gold reef theory ...

    Tasmanian geologists explain new Bendigo gold reef theory ...

    Mar 20, 2014· Tasmanian geologists explain new Bendigo gold reef theory. ... Ross Large studied the geology and chemistry around the Bendigo gold reefs in Victoria, one of the sites of Australia's first gold ...

  • Infographic: Descend Into The World's Deepest Gold Mine

    Infographic: Descend Into The World's Deepest Gold Mine

    Dec 08, 2016· At the bottom of the world's deepest gold mine, there is a 30inch seam of gold called the Ventersdorp Contact Reef. This is what the miners came for, but soon they will have to dig even deeper. In fact, plans are already in place to tap into neighboring gold reefs, which would extend the life of the mine beyond 2040.

  • Reed Gold Mine, North Carolina – First Gold Discovery ...

    Reed Gold Mine, North Carolina – First Gold Discovery ...

    Reed Gold Mine, North Carolina – First Gold Discovery. In the end, the Reed Mine, the first commercially successful mine in the United States, yielded an estimated 10 million worth of gold before 1853. Some years later, the Civil War decreased mining activity because of .

  • Driefontein Gold Mine GOLD FIELDS

    Driefontein Gold Mine GOLD FIELDS

    Driefontein Gold Mine is a large, wellestablished shallow to ultradeep level gold mine with workings that are accessed through eight shaft systems that mine various gold bearing reefs from open ground and pillars that occur at depths between 600 and 3,300 metres below surface.