BGS mineralogy and petrology collection record

Sample number	S64852; COLLNOYR2440;
Sample Donor	Smith,D.I.
Rock name	'Original entry: Migmatitic Siliceous Gneiss'
Stratigraphy	Not entered
Comments	Migmatitic siliceous gneiss
Locality details	Allt na h'Atha, E side of Loch Lochy
50k map sheet	Glen Roy (63) View images in GeoScenic related to 'Glen Roy' View the geology near 'Glen Roy'
Map reference	NN 2815 9447
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.