Hillhead 2012
19 - 21 June 2012
International live demonstration show for the quarrying, recycling and heavy construction industries at Hillhead Quarry, Buxton, UK.
dyke
[img_assist|nid=11941|title=|desc=|link=none|align=right|width=210|height=126]A more or less perpendicular wall-like igneous mass intruded into other rocks.
The monthly journal for the quarry products industry.