Cuillin in colour, particularly in the shade, but when in sunlight the Black Cuillin can appear grey to brown in colour. The main ridge forms a narrow crest, with steep cliffs and scree slopes. The ridge is about 14 km long (measured from Gars-behinn in the south to Sgùrr nan Gillean in the northeast), and curves in an irregular semi-circle around Loch Coruisk, which lies at the heart of the range. The highest point of the Cuillin, and of the Isle of Skye, is Sgùrr Alasdair in the Black Cuillin at 992 m (3,255 ft). The Red Cuillin are mainly composed
Scottish island names Shetland, and Kirk Rocks in Orkney. Great Cumbrae and Little Cumbrae are English/Brythonic in derivation and there are other examples of the use of "great" and "little" such as Great Bernera and Rysa Little which are English/Gaelic and Norse/English respectively. The informal use of "Isle of" is commonplace, although only the Isle of Ewe, the Isle of May and Isle Martin of the larger Scottish islands use this nomenclature in a formal sense. "Island" also occurs, as in Island Macaskin and Mealista Island although both islands are also known by their Gaelic names of "Eilean Macaskin" and "Eilean Mhealasta". Holy