This researcher found billions in ‘invisible’ gold in Jo’burg’s mine dumps | Mining
Johannesburg, South Africa – As a teenager living on the East Rand of Johannesburg, Steve Chingwaru thought the flat-topped mounds of rock and earth that dotted the skyline were a natural feature of the cityscape. Jo’burg isn’t very windy, but when the wind does blow – usually around August – the air is filled with […]