Latest estimates indicate that South Africa still has 400-million tonnes of gold in the ground that are amenable to profitable extraction using mechanised techniques. In addition, there are ...

A five-year test programme on an innovative mining method that could potentially be used to access high-grade orebodies that are either too small or too deep to be mined economically using ...

Visit NAP.edu/10766 to get more information about this book, to buy it in print, or to download it as a free PDF. An underground mine consists of the portals (entrance and exits to the mines), mains, ...

There are four main methods of mining: underground, surface, placer and in-situ. The type of mining method used depends on the kind of resource that is being targeted for extraction, the deposit's ...

More than 15 years after mining was suspended at McClean Lake in Saskatchewan, joint venture partners Orano Canada Inc and Denison Mines Corp have announced that production is to restart using the ...