BGS mineralogy and petrology collection record

Sample number E66367; COLLNOWPR111;
Sample Donor Pratt, W.
Rock name Not entered
Stratigraphy Not entered
Comments Acid tuff/rhyolite
Locality details 110 m SW of Well at Castell y Bere
50k map sheet Barmouth (149)

View images in GeoScenic related to 'Barmouth'

View a geological map near 'Barmouth'

Map reference SH 6670 0846
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


E66367

Cross Polarized, E66367

Plane Polarized, E66367

Plane Polarized, E66367