BGS mineralogy and petrology collection record

Sample number	S52639; COLLNOYR1285;
Sample Donor	Smith,D.I.
Rock name	'Original entry: Hornfelsed Lava'
Stratigraphy	Not entered
Comments	Hornfelsed lava
Locality details	Cruachan Main Tunnel, Chainage 5750 ftfrom outfall portal
50k map sheet	Oban (45) View images in GeoScenic related to 'Oban' View the geology near 'Oban'
Map reference	NN 0851 3123
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.