BGS mineralogy and petrology collection record

Sample number S68658; S68658/A; COLLNOBX1299;
Sample Donor Henderson,W.G.
Rock name 'Original entry: Coarse Diorite'
Stratigraphy Not entered
Comments Typical coarse diorite of mass; ?L Devonian
Locality details Crags, 1010 m E of summit of Creag Tharsuinn
50k map sheet Loch Lomond (38)

View images in GeoScenic related to 'Loch Lomond'

View the geology near 'Loch Lomond'

Map reference NN 2881 0730
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


S68658

Cross Polarized, S68658

Plane Polarized, S68658

Plane Polarized, S68658


S68658/A

Cross Polarized, S68658/A

Plane Polarized, S68658/A

Plane Polarized, S68658/A