- Who
- Barberton Greenstone Belt
- What
- 3,600,000,000 year(s)
- Where
- South Africa ()
The Barberton Greenstone Belt in South Africa, also known as the Makhonjwa Mountains, is formed of rocks dated as far back as 3.6 billion years. It was here that gold was first discovered in South Africa in 1875. The Makhonjwa Mountains have a maximum altitude of around 1,800 m (5,905 ft) above sea level.
