BGS mineralogy and petrology collection record

Sample number E67004; COLLNOWPRPP5;
Sample Donor Pratt, W.
Rock name 'Original entry: Mudstone'
Stratigraphy Not entered
Comments Ceisuyn Formation; Mst.
Locality details 590 m at 231 deg from Summit of Craiglwm Amarch
50k map sheet Barmouth (149)

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View the geology near 'Barmouth'

Map reference SH 7058 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


E67004

Cross Polarized, E67004

Plane Polarized, E67004

Plane Polarized, E67004