The mining would commence over a ten-year period and at lest fifty jobs would be created.
With open cast mining the overburden, which may be covered in forest, must be removed before the mining can commence.
The ore body was discovered in March 1841, and mining commenced soon after.
Development consent was granted in June 2007, and mining commenced in March 2008.
Ecologists fear destruction of jungle area when the mining commences.
Limestone mining commenced in 1928 on the Rhone in Susten but has now been given up.
However, it was not until about 1890 that any significant mining in the area commenced.
In the 17th century an intensive period of Welsh lead mining commenced, bringing a large number of miners from Derbyshire into Wales.
After mining had commenced, a village sprung up, which included a hotel, school and a post office.
The cascade would probably have been built towards the end of the 1st century when underground mining commenced following opencast development.