BGS mineralogy and petrology collection record

Sample number E66195; COLLNOWPR44;
Sample Donor Pratt, W.
Rock name Tuff. 'Original entry: Tuff'
Stratigraphy Not entered
Comments Tuff.
Locality details 250 m. ESE. of Garth-y-Fog.
50k map sheet Barmouth (149)

View images in GeoScenic related to 'Barmouth'

View a geological map near 'Barmouth'

Map reference SH 6388 1389
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


Cross Polarized, E66195

Plane Polarized, E66195

Plane Polarized, E66195