BGS mineralogy and petrology collection record

Sample number S51923; COLLNOYR1394;
Sample Donor Smith,D.I.
Rock name 'Original entry: Felsic Porphyrite'
Stratigraphy Not entered
Comments Felsic porphyrite sheet in Moine psammite cut off at base of M ORS conglomerate
Locality details 930 yds N 32 deg W from outflow of Loch Ruthven
50k map sheet Fort Augustus (73)

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View the geology near 'Fort Augustus'

Map reference NH 597 284
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


S51923

Cross Polarized, S51923

Plane Polarized, S51923

Plane Polarized, S51923