An image of the widely distributed sedimentary rock, Carboniferous limestone, which is exposed in the Burren, Co. Clare. This is the main rock across much of Ireland's central lowlands.
Photograph by Michael Thompson. Courtesy Clare County LibraryAn image of the widely distributed sedimentary rock, Carboniferous limestone, which is exposed in the Burren, Co. Clare. This is the main rock across much of Ireland's central lowlands.
Photograph by Michael Thompson. Courtesy Clare County LibraryCarboniferous limestone is a a type of rock. It is the main rock across the central lowlands of Ireland and is the rock that is visible in the Burren.
Most of this area is covered by materials deposited during the last Ice Age. In the north and west of the Burren, the bare limestone was cleaned and polished in some parts by the action of the ice, and in other parts by human activity.