492 THE FRESH-WATER LOCHS OF SCOTLAND 
BuiDHE (Fleet basin^ Sutherland). — Rock-basin in crystalline schists, 
water-level now raised by artificial embankment. 
BuiDHE (Tay basin). — Drift-dammed. 
BuiLG. — Ponded by moraines at both ends^ and lying in a glaciated hollow 
on the pass between the Biiilg-Avon and Glen Gairn streams. 
BuNACHARAN. — Vol. II. Part L p. 353. 
BuRGA Water. — Rock-basin in altered Old Red Sandstone. 
Burntisland. — Artificial reservoir on Lower Carboniferous volcanic 
platform. 
Burraland. — Small rock- basin in granite and schists. 
BuTTERSTONE. — Partly drift-dammed, in hollow along line of shatter-belt 
of Highland Border fault. 
Calavie.— Vol. n. Part L p. 353. 
Calder. — Rock-basin in Caithness flagstones. The south-eastern straight 
shore-line is determined by a line of fault which can be traced 
northwards to the Forss Water. 
Callater. — Valley rock-basin in Highland schists (phyllites, black schist, 
and quartzite). 
Cam.— Vol. II, Part L p. 189. 
Caol na Doire. — Rock-basin in Moine schists. 
Caravat. — Rock-basin in Lewisian Gneiss ; tide sometimes enters the 
loch. 
Carlingvvark. — Hollow in drift resting on greywackes and shales. 
Castle (Annan basin).— Kettle-hole in fluvio glacial deposits; one of the 
Lochmaben lochs. 
Castle (Bladenoch basin). — Rock-basin in Silurian greywackes. 
Castle Semple. — Drift-dammed, probably a large kettle-hole formed by a 
lobe of ice isolated from the retreating northern glacier, round 
which fluvio-glacial deposits were laid down. The loch is now 
largely silted up by detritus introduced by tributary streams. 
Ceithir Eileana, na. — Rock-basin in Lewisian Gneiss. 
Ceo-Glas. — Small rock-basin draining into Loch Dun na Seilcheig on 
plateau above Loch Ness (see Loch Bran). 
Chaluim. — Shallow drift-dammed loch with moraines forming islands and 
promontories. 
Chaoruinn, a'. — Rock-basin in crystalline schists and epidiorite. 
ChlachaiNj, a' (Lewis). — Rock-basin in Lewisian Gneiss, through which the 
river Creed flows. 
Chlachain, a' (Nairn basin). — Rock-basin, partly drift-dammed. 
Chladaich, a'. — Rock-basin in Lewisian Gneiss. 
Chlair, a' (Helmsdale basin). — Part of same drift-dammed hollow as 
Baddanloch. 
Choire, a' — ^ Resting partl}^ on schists and partly on drift on platform 
above Loch Ness. It flows into Loch Ruthven. 
Chon (Forth basin).— Vol. 11. Part L p. 50. 
Chroisg, a'. — Vol. H. Part I. p. 289. 
