BGS mineralogy and petrology collection record

Sample number	S80004; COLLNORY128;
Sample Donor	Keys,R.
Rock name	Porphyry. 'Original entry: Microgranite'
Stratigraphy	Not entered
Comments	Felsic mirogranite dyke, cuts Strath Ossian Group
Locality details	Strath Ossian Estate
50k map sheet	Glen Roy (63) View images in GeoScenic related to 'Glen Roy' View a geological map near 'Glen Roy'
Map reference	NN 4086 7649
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.