BGS mineralogy and petrology collection record

Sample number E66376; COLLNOWPR120;
Sample Donor Pratt, W.
Rock name Not entered
Stratigraphy Not entered
Comments Acid tuff
Locality details 300 m due E of stream confluence, Nant Cader
50k map sheet Barmouth (149)

View images in GeoScenic related to 'Barmouth'

View a geological map near 'Barmouth'

Map reference SH 6798 1040
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


E66376

Cross Polarized, E66376

Plane Polarized, E66376

Plane Polarized, E66376