The Mponeng mine, like all others in the country, resumed operations last month after being closed in March as part of a national lockdown. It had been operating at 50% capacity but some workers ...

Less than ten mines in the world have reached 3km and only Harmony Gold’s Mponeng mine in South Africa has a record operating depth of 4km. Along with financial returns and market fluctuations ...

Other major sources of gold include the extremely deep Mponeng mine in South Africa, the Super Pit and Newmont Boddington mines in Australia, Indonesia's Grasberg Mine, and mines in Nevada ...

Even today, gold mining remains a big part of the city’s identity. Just southwest of Johannesburg sits the Mponeng gold mine - the deepest mine in the world. It reaches a jaw-dropping 2.2 ...

Switzerland's Gotthard Base Tunnel is the deepest railway tunnel. Mponeng in South Africa is the world's deepest gold mine. The Kola Superdeep Borehole is only 9 inches wide. Russian scientists ...