BGS mineralogy and petrology collection record

Sample number	S65031; COLLNOBX894;
Sample Donor	Henderson,W.G.
Rock name	'Original entry: Dark, Probably Hybridised, 'Granodiorite''
Stratigraphy	Not entered
Comments	Darker than usual, probably hybridised, Strath Ossian 'granodiorite'; Silurian/Devonian
Locality details	190 m N of summit of Creag Dhubh
50k map sheet	Glen Roy (63) View images in GeoScenic related to 'Glen Roy' View the geology near 'Glen Roy'
Map reference	NN 3781 7720
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.