Coreen Hills, a mountainous range along the north-western border of the Howe or Vale of Alford, Aberdeenshire, culminating in Lord Arthur's Cairn (1699 feet), on the mutual boundary of Alford and Tullynessle parishes, 5 miles WNW of Alford village. Their laminar mica-slate, of a brownish-black colour, has long been worked.

(F.H. Groome, Ordnance Gazetteer of Scotland (1882-4); © 2004 Gazetteer for Scotland)