Historically, the type of mining method has been determined by what the orebody could support economically. If an open-cast pit mine could access an orebody, this was the preferred option as ...

The West Bengal government is exploring underground coal gasification in the 30 per cent of the Deocha-Pachami block, where traditional open-cast and underground mining methods are unfeasible ...

The report points a finger at the rise of open cast mining and rules that allow ... “You don’t change the mining process. You don’t change anyone’s jobs. You effectively add a couple ...