BGS mineralogy and petrology collection record

Sample number	S46972; COLLNOYZ71;
Sample Donor	Berridge,N.G.
Rock name	Not entered
Stratigraphy	Not entered
Comments	Intrusion: general dip c. 30 deg to NW
Locality details	Nant Low Pressure Tunnel (HE 26), 2510 ft from intake portal
50k map sheet	Oban (45) View images in GeoScenic related to 'Oban' View a geological map near 'Oban'
Map reference	NN 0035 2270
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.