May 4, 2024

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Half of the gold on earth has been extracted from this place.

Half of the gold on earth has been extracted from this place.

The largest gold rush in the world originates from the Witwatersrand, a region in South Africa. It is not surprising that the source of almost half of the gold mined from the Earth. What will be said soon?

this area geologically unique It contains some of the largest gold deposits on the planet. The basin is approximately 350 km long and 200 km wide, and its name means Witwatersrand in Afrikaans. “white water’s edge”, A reference to the area’s waterfalls and quartzite hills that dominate the gorgeous area Aesthetic view South Africa.

Half of the gold on earth has been mined here.Midjourney / Sarah Romero

When was the mine discovered?

The discovery of gold on the Witwatersrand dates back to the late 19th century. In 1886, George Harrison, an Australian gold prospector, stumbled upon a gold rock outcrop in the area and his discovery sparked a real gold rush, drawing thousands of prospectors and leading to the creation of a town Johannesburg, currently the largest city in South Africa.

The area’s gold is found in ancient sedimentary rocks, which were deposited in the Witwatersrand Basin about 2.97 billion years ago. Over time, geological processes have concentrated gold within the basin, creating huge gold deposits that are still being mined. Several major gold mines operate in the basin, including the Mponeng, Kromdraai, and TauTona mines. The Mponeng mine, owned by AngloGold Ashanti, is the deepest mine in the world. It reaches depths of more than 4 kilometers below the earth’s surface. At these depths, miners face extreme heat and difficult working conditions to extract the precious metal.

Gold mineMidjourney / Sarah Romero

The large volume of gold extracted from this site had a significant impact on the global gold market and the economy of South Africa. It is estimated that approximately 50% of all gold ever mined comes from the Witwatersrand Basin; about 42,500 tons of gold since gold mining began in the area in the late 19th century. As you might imagine, gold production in the Witwatersrand has been a major factor in the South African economy and has contributed greatly to the global mining industry.

Likewise, the development of deep sea mining in the region has led to innovations in the drilling, ventilation and cooling systems needed to operate at such extreme depths. As we continue to explore the potential of this geological treasure, the legacy of the witwatersrand, It will undoubtedly remain an essential part of the industry’s narrative for gold mining

Although not as prolific as before, Gold mining in the Witwatersrand still retains its value as a major gold-producing area. The decline in production in recent decades is due to several factors: the depletion of gold reserves, as unstoppable mining for more than a century meant that remaining reserves became increasingly scarce and difficult to access; The increase in mining depth also had an impact: You have to dig deeper It is more expensive and complicated to access the remaining reserves and mine at these depths; There are also economic challenges to consider, as the South African gold mining industry is facing labor disputes, rising costs and regulatory uncertainty, which has led to the closure of many mines and reduced investment in the sector, further contributing to the decline in gold production.

Despite these challenges, gold mining continues on the Witwatersrand as companies implement new technologies and strategies to mine remaining gold reserves.

reference:

  • McCarthy TS, & Rubidge BS (2005). The Story of Earth and Life: A South African Perspective on a Journey of 4.6 Billion Years. Struik Publishers.
  • Lang, J.; and Neil, E (2014). Johannesburg 20 years after apartheid. In Mega Urban Projects: A Global View (pp. 67-94). Emerald Publishing Group Limited.
  • Frimmell, HE (2014). Earth’s Oldest Rocks (2nd ed.). In MJ van Kranendonk, RH Smithies, and VC Bennett (eds.), Earth’s Oldest Rocks (pp. 891–916). Elsevier.
  • Anglogold Ashanti. (2021). Mboning.
  • World Gold Council. (2021). Gold Hub.
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