BGS mineralogy and petrology collection record

Sample number S4309
Sample Donor Maconachie,A.
Rock name 'Original entry: Mylonite?'
Stratigraphy Not entered
Comments No. 5a, resting on above
Locality details At 1000 ft contour, line W south slope of An Lean Charn
50k map sheet Tongue (114)

View images in GeoScenic related to 'Tongue'

View the geology near 'Tongue'

Map reference NC 411 521
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


S4309

Cross Polarized, S4309

Plane Polarized, S4309

Plane Polarized, S4309