 The northern peninsula of Trotternish is <unk> by basalt , which provides relatively rich soils and a variety of unusual rock features . The <unk> Rock is named after the <unk> @-@ like patterns in the 105 metres ( 344 ft ) cliffs . The <unk> is a spectacular series of rock pinnacles on the eastern side of the main spine of the peninsula and further south is the rock pillar of the Old Man of <unk> . 
