BGS mineralogy and petrology collection record

Sample number	S40597; COLLNOYB426;
Sample Donor	Lawrie,T.R.M.
Rock name	'Original entry: Coarse Porphyrite'
Stratigraphy	Not entered
Comments	Dyke, concordant, in Leven Schists, 7 ft thick, trend N 60 deg E. Coarse porphyrite
Locality details	Allt Choille-rais, 910 yds S 29 deg E of bridge over Allt nan Aire at Tomnafet
50k map sheet	Loch Eil (62) View images in GeoScenic related to 'Loch Eil' View the geology near 'Loch Eil'
Map reference	NN 2065 7726
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.