BGS mineralogy and petrology collection record

Sample number	S95137; COLLNORY590;
Sample Donor	Keys,R.
Rock name	Porphyry. 'Original entry: Felsite'
Stratigraphy	Not entered
Comments	Felsite with quartz microphenocrysts
Locality details	Loch Loggen
50k map sheet	Dalwhinnie (63E) View images in GeoScenic related to 'Dalwhinnie' View a geological map near 'Dalwhinnie'
Map reference	NN 4910 8593
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.