BGS mineralogy and petrology collection record

Sample number S57793; COLLNOYR1943;
Sample Donor Smith,D.I.
Rock name 'Original entry: Gneiss, Crushed And Mylonitised'
Stratigraphy Not entered
Comments Crushed and mylonitised gneiss
Locality details S side of Ben Tangaval
50k map sheet Not entered

View the geology near 'Not entered'

Map reference NL 639 986
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


S57793

Cross Polarized, S57793

Plane Polarized, S57793

Plane Polarized, S57793