BGS mineralogy and petrology collection record

Sample number E65598; COLLNOWPR17;
Sample Donor Pratt, W.
Rock name Not entered
Stratigraphy Not entered
Comments Clasts in basic ? Tuff
Locality details Bend in wall, 630 m SE of Pen y Cwg
50k map sheet Barmouth (149)

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Map reference SH 6208 0967
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


E65598

Cross Polarized, E65598

Plane Polarized, E65598

Plane Polarized, E65598