BGS mineralogy and petrology collection record

Sample number S40931; S40931/A; S40931/B;
Sample Donor Wright,J.E.
Rock name 'Original entry: Dark Phyllite From 30ft Band (?Ballachulish Slates) To E Of 30ft Band Of Banded'
Stratigraphy Not entered
Comments Not entered
Locality details Allt Coire Ceircle, 575 yds W 3deg S of juction with Allt Ionndrainn
50k map sheet Glen Roy (63)

View images in GeoScenic related to 'Glen Roy'

View the geology near 'Glen Roy'

Map reference NN 270 850
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


S40931

Cross Polarized, S40931

Plane Polarized, S40931

Plane Polarized, S40931


S40931/A

Cross Polarized, S40931/A

Plane Polarized, S40931/A

Plane Polarized, S40931/A


S40931/B

Cross Polarized, S40931/B

Plane Polarized, S40931/B

Plane Polarized, S40931/B