| Overground there are ring forts and burial monuments, round towers and high crosses and always the flat limestone slabs with cracks, or grikes. |
| It's in these fissures, or grikes, that the pluckiest of plants flourish. |
| Bryophyte and other vegetation mats close over deep grikes but will not support human weight. |
| The solution of vertical joint sets into grikes characteristically fragments the pavement surface into blocks known as clints. |
| And the rolling hills of the Burren are composed of limestone pavements criss-crossed with cracks known as grikes and isolated rocks called clints. |
| And the rolling hills of the Burren are composed of limestone pavements, crisscrossed with cracks known as grikes, and isolated rocks called clints. |
