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Mponeng Gold Mine
Mponeng Gold Mine, operated by Harmony Gold, is one of the deepest mines in the world, reaching depths of over 4 kilometers below the surface. Located near Carletonville, South Africa, it produces approximately 500,000 ounces of gold annually. The mine is known for its extreme underground temperatures, often exceeding 60°C, which require sophisticated cooling systems. Mponeng began operations in 1986 and has proven reserves of about 20 million ounces of gold. The ore grade averages around 10 grams per ton, making it one of the highest-grade gold mines globally. The mine uses conventional drill-and-blast methods and has a workforce of around 5,000 employees. Its deep-level operations present unique engineering challenges, including rockburst management.
- Location: South Africa
- Top sights: TauTona Mine · Merafong City Local Municipality
- Nearby: Potchefstroom (45 km)
Best time to visit & climate
The most pleasant time to visit is Mar, Sep, Oct.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg °C | 23 | 22 | 20 | 17 | 13 | 10 | 10 | 13 | 18 | 20 | 21 | 22 |
| Rain mm | 109 | 81 | 65 | 41 | 15 | 8 | 3 | 7 | 14 | 50 | 78 | 113 |
📋 Practical info
Geography
Facts
- Mponeng mine depth is over 4 kilometers (4,020 meters).
- Annual gold production is 500,000 ounces.
- Average ore grade is 10 grams per ton.
- Production started in 1986.
- Underground temperatures exceed 60°C.
- Workforce size is around 5,000.
Explore nearby
Notable places around
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Sights in the town Mponeng Gold Mine (2)
Sights nearby
Frequently asked questions
Is the Mponeng Gold Mine open to tourists?
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Mponeng Gold Mine: where is it located?
Mponeng Gold Mine: what is there to see?
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Mponeng Gold Mine: why is it worth visiting?



















