BGS mineralogy and petrology collection record

Sample number E46615; COLLNOLA366;
Sample Donor Allen,P.M.
Rock name 'Original entry: Tuff'
Stratigraphy Not entered
Comments Tuff
Locality details Summit Rhobell y Bigg
50k map sheet Harlech (135)

View images in GeoScenic related to 'Harlech'

View the geology near 'Harlech'

Map reference SH 7827 2819
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


E46615

Cross Polarized, E46615

Plane Polarized, E46615

Plane Polarized, E46615