0 used to describe a place where minerals, especially coal, are taken from the surface of the ground rather than from passages dug under it, or relating to this way of getting minerals:
opencast mine/mining
There is plenty of room for that, as there is for the reduction of opencast mining.
Three million tons would be put into stock and 3 million tons would not be obtained by running down opencast coal production.
Who was the principal protagonist of opencast coal mining in those days?
On the matter of opencast mining, there has already been a rundown.
In the same period seven opencast licensed sites produced 29,000 tons; employment at these sites is not known.
They must be balanced against a continuance of opencast coal mining.
Moreover, it would help to obviate the problem of unemployment among opencast mine workers.
There are now 40,000 acres of good land being used for opencast mining.
