BGS mineralogy and petrology collection record

Sample number	S80057; COLLNORY181;
Sample Donor	Keys,R.
Rock name	Gneiss. 'Original entry: Quartz Biotite Gneiss'
Stratigraphy	Not entered
Comments	Quartz biotite gneiss
Locality details	Chno Dearg
50k map sheet	Rannoch (54) View images in GeoScenic related to 'Rannoch' View a geological map near 'Rannoch'
Map reference	NN 3801 7428
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.