The mixture of rocks, clay and stones deposited by a melting glacier is called . Some of this is shaped into egg-shaped hills called . Ridges of sand and gravel, called , are also deposited.

Glaciation produces beautiful landscapes, such as Glendalough, that are attractive to . Cirques such as Lough Nahanagan can be used in the production of . Eskers provide a supply of for the building industry.