Scottish Highlands in the Torridon Hills such as Liathach and Beinn Eighe in Wester Ross. These foundations are interspersed with many igneous intrusions of a more recent age, the remnants of which have formed mountain massifs such as the Cairngorms and the Cuillin of Skye. A significant exception to the above are the fossil-bearing beds of Old Red Sandstone found principally along the Moray Firth coast and partially down the Highland Boundary Fault. The Jurassic beds found in isolated locations on Skye and Applecross reflect the complex underlying geology. They are the original source of much North Sea oil. The Great Glen
Mining on the Brendon Hills to drive the compressor which powered the drills used to create holes for explosive charges. A second small building served as a smithy and the third was a mess and a dry for miners' clothes. The mine has left no visible evidence above ground. This iron mine, also known as "Floriel Hill Mine" and "Florey Hill mine", was sunk in 1866, but little development work was undertaken. It continued to give regular, three-figure quarterly tonnages until it closed in April 1876. Mining on the Brendon Hills The Brendon Hills are a range of hills in western Somerset, England. The hills