Hillhead 2012
19 - 21 June 2012
International live demonstration show for the quarrying, recycling and heavy construction industries at Hillhead Quarry, Buxton, UK.
Carboniferous
The geological period of time 360 to 286 million years ago and the corresponding system of rocks. In Britain Carboniferous rocks are an important source of crushed rock aggregate.
The monthly journal for the quarry products industry.