BGS mineralogy and petrology collection record

Sample number	S47053; COLLNOYR402;
Sample Donor	Smith,D.I.
Rock name	'Original entry: Quartz-Diorite'
Stratigraphy	Not entered
Comments	Quartz-diorite
Locality details	Cruachan Access Tunnel, 3600 ft from portal; Awe Project (HE 26)
50k map sheet	Oban (45) View images in GeoScenic related to 'Oban' View the geology near 'Oban'
Map reference	NN 0806 2799
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.