Rock core of Lewisian gneiss from Ruaig sliabh
Drilled rock core of Lewisian gneiss from site of proposed community turbine at Ruaig sliabh obtained during survey work. Bore hole no. R3, depth 3.10 metres. Sampled by W Whitelaw, Land-Drill Geotechnics Ltd, on 07/10/08. Polished with beeswax.