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
Scottish island names Scottish island names The modern names of Scottish islands stem from two main influences. There are a large number of names that derive from the Scottish Gaelic language in the Hebrides and Firth of Clyde. In the Northern Isles most place names have a Norse origin. There are also some island place names that originate from three other influences, including a limited number that are essentially English language names, a few that are of Brittonic origin and some of an unknown origin that may represent a pre-Celtic language. These islands have all been occupied by the speakers of at least