Concerns have been raised over the safety of three large spoil tips set to be left above Merthyr Tydfil following the closure of the UK's last opencast coalmine. A geotechnical report prepared for the ...

As openpit mines reach their economic end of life, mine owners are considering the viability of transitioning their opencast mining operations to underground, says global engineering firm Worley.

The approval from SBWL comes even as three-member committee constituted by the board examined the proposal and submitted its ...

SYDNEY, Oct 21 (Reuters) - BHP Billiton , the world's largest miner, has suspended opencast mining operations at its Khutala colliery in South Africa after a worker was killed in an accident, the ...