BGS mineralogy and petrology collection record

Sample number S26254
Sample Donor Tonks, L.H.
Rock name Not entered
Stratigraphy Not entered
Comments Typical banded semipelite
Locality details NW flank of Meall an Loch Ghlasail
50k map sheet Altnaharra (108)

View images in GeoScenic related to 'Altnaharra'

View a geological map near 'Altnaharra'

Map reference NC 641 413
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


S26254

Cross Polarized, S26254

Plane Polarized, S26254

Plane Polarized, S26254