BGS mineralogy and petrology collection record

Sample number	S41445; ED6022;
Sample Donor	ED Collection
Rock name	'Original entry: ?Dolerite'
Stratigraphy	Not entered
Comments	?Dolerite from flat-lying sill in quartz-mica schist; Summ Prog No. 12, 1957, p. 11
Locality details	Loch Sloy HE Scheme: Allt Ardvorlich - Inveruglas tunnel; 3280 ft from outfall portal
50k map sheet	Loch Lomond (38) View images in GeoScenic related to 'Loch Lomond' View the geology near 'Loch Lomond'
Map reference	NN 3156 1121
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.