BGS mineralogy and petrology collection record

Sample number S52625; COLLNOYR1191;
Sample Donor Smith,D.I.
Rock name 'Original entry: Pink Granodiorite'
Stratigraphy Not entered
Comments Pink granodiorite cut by vein of pink aplite
Locality details Cruachan Main Tunnel, chainage 100 ft from outfall portal [NN08272949]
50k map sheet Oban (45)

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Map reference NN 0827 2952
Year collected Not entered 
Bore name Not applicable
Confidentiality No restrictions

Petrological thin sections

Links to high resolution images

Transition from XPL to PPL light


S52625

Cross Polarized, S52625

Plane Polarized, S52625

Plane Polarized, S52625