BGS mineralogy and petrology collection record

Sample number E65809; COLLNOWPR35;
Sample Donor Pratt, W.
Rock name Not entered
Stratigraphy Not entered
Comments Tuff
Locality details 40 m NW of Ffordd Ddu
50k map sheet Barmouth (149)

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View the geology near 'Barmouth'

Map reference SH 6252 0868
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


E65809

Cross Polarized, E65809

Plane Polarized, E65809

Plane Polarized, E65809