BGS mineralogy and petrology collection record

Sample number E66356; COLLNOWPR100;
Sample Donor Pratt, W.
Rock name Not entered
Stratigraphy Not entered
Comments Tuff/rhyolite
Locality details 220 m NW of Dol y Cae
50k map sheet Barmouth (149)

View images in GeoScenic related to 'Barmouth'

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Map reference SH 7276 1179
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


E66356

Cross Polarized, E66356

Plane Polarized, E66356

Plane Polarized, E66356