BGS mineralogy and petrology collection record

Sample number S68655; S68655/A; COLLNOBX1296;
Sample Donor Henderson,W.G.
Rock name 'Original entry: Ultrabasic Rock'
Stratigraphy Not entered
Comments Coarse ultrabasic rock , knobby blocks; ?L Devonian
Locality details Crags, 1440 m E of summit of Creag Tharsuinn
50k map sheet Loch Lomond (38)

View images in GeoScenic related to 'Loch Lomond'

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Map reference NN 2924 0741
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


S68655

Cross Polarized, S68655

Plane Polarized, S68655

Plane Polarized, S68655


S68655/A

Cross Polarized, S68655/A

Plane Polarized, S68655/A

Plane Polarized, S68655/A