BGS mineralogy and petrology collection record

Sample number	S41197; COLLNOYM30;
Sample Donor	Lawrie,T.R.M.
Rock name	'Original entry: Porphyritic Granodiorite'
Stratigraphy	Not entered
Comments	Porphyritic granodiorite
Locality details	Bore in line of Inverawe hyrdro-electric tunnel HE 26. Survey Bore Arg. 100NE/6 (Williamsons No. E9); depth 38 ft
50k map sheet	Oban (45) View images in GeoScenic related to 'Oban' View the geology near 'Oban'
Map reference	NN 0324 3158
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.