Clearance Cairns

Some articles on cairns, clearance cairns, clearance:

Clearance Cairn - Characteristics
... Cairns may be discreet, in large groups (cairnfields) or as linear formations—linear cairns ... Many stones in clearance cairns show plough-marks or ard-marks at various angles to each other, typical of the Bronze Age ploughing methods ... as bog-wood and grubbed out tree stumps were sometimes added to the cairns as a result of tree felling and the process of creation of pasture from woodland ...
Clearance Cairn - Purpose of Clearance
... Some prehistoric clearance cairns may also contain burials ... A few clearance cairns may have been additionally created as boundary markers ... Field clearance cairns sometimes survive long after cleared fields have fallen out of use and are often the only surviving evidence of past agricultural activity in areas ...
Creation of Clearance Cairns
... Many clearance stones were used in the construction of defensive structures, houses, farm buildings, walls, drainage ditches, road metalling, etc ... Where permanent clearance cairns were formed it was predominately on waste land, such as steep slopes, edges of woodland, field corners, and around earth-fast ... Many cairns are mainly composed of stones which could have been carried by a single person who would have followed the plough as it turned up small boulders, etc ...