Cuillin Cuillin The Cuillin ( or ') is a range of rocky mountains located on the Isle of Skye in Scotland. The main Cuillin ridge is also known as the Black Cuillin to distinguish it from the Red Cuillin (', known locally as Red Hills), which lie to the east of Glen Sligachan. The peaks of the Black Cuillin are mainly composed of gabbro, a very rough igneous rock which provides a superb grip for mountaineers; and basalt, which can be very slippery when wet. The rocks forming the ridge of the Black Cuillin (and outliers such Bla Bheinn) are dark
Cuillin one of 40 such areas in Scotland. A Scottish Natural Heritage (SNH) review of the special qualities of the national scenic area stated: There are a number of theories about the derivation of the name "Cuillin". It is often suggested that it comes from the Old Norse word "kjölen" meaning ridges. This derivation gave rise to debate as to whether the hills should be referred to collectively as the Cuillin, rather than Cuillins. "Kjöllen" may also refer to the keel of a boat, suggesting a similarity with an upturned Viking longship. Gaelic derivations of the name suggest a link to