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Location address: United Kingdom
Number of texts: 2
Colonsay (Scottish Gaelic: Colbhasa) is an island in the Inner Hebrides of Scotland, located north of Islay and south of Mull. The ancestral home of Clan Macfie and the Colonsay branch of Clan MacNeil, it is in the council area of Argyll and Bute and has an area of 4,074 hectares (15.7 sq mi). Aligned on a south-west to north-east axis, it measures 8 miles (13 km) in length and reaches 3 miles (4.8 km) at its widest point.
The Colonsay Group is an estimated 5,000 m thick sequence of mildy metamorphosed Neoproterozoic sedimentary rocks that outcrop on the islands of Colonsay, Islay and Oronsay and the surrounding seabed. They have been correlated with the Grampian Group, the oldest part of the Dalradian Supergroup.