Mountains and hills of Scotland near Ullapool and Stac Polly in Sutherland. The Torridonian rocks continue south to Applecross opposite Skye, where similar massive mountains occur. The Black Cuillin are mainly composed of basalt and gabbro, the latter being a very rough rock which makes for superb grip for mountaineers. It is from the dark colour of the gabbro that the Black Cuillin receive their name. The summits of the Cuillin are bare rock, jagged in outline and with steep cliffs and deep cut corries and gullies. The mountains exhibit many notable individual peaks and many exceed 1,000 metres (3,280 ft) in height, so qualifying
Mining on the Brendon Hills Mining on the Brendon Hills The Brendon Hills are a range of hills in western Somerset, England. The hills merge level into the eastern side of Exmoor and are included within the Exmoor National Park. Iron ore and other minerals have been extracted for industrial purposes, primarily by the Brendon Hills Iron Ore Company in the later half of the 19th century. The Brendon Hills are largely formed from the Morte Slates, a thick faulted and folded sequence of Devonian age sedimentary rocks. An east-west aligned anticline/syncline pair known as the Brendon Anticline and Brendon Syncline folds these rocks. The