BGS mineralogy and petrology collection record

Sample number	S67491; COLLNOBX1140;
Sample Donor	Henderson,W.G.
Rock name	'Original entry: Quartzite Clast'
Stratigraphy	Not entered
Comments	Quartzite clast within Highland Border carbonate rocks; ?Arenig
Locality details	Upper Dounans Quarry, 740 m SW of top of Creag Dhubh
50k map sheet	Loch Lomond (38) View images in GeoScenic related to 'Loch Lomond' View the geology near 'Loch Lomond'
Map reference	NN 5330 0181
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.