BGS mineralogy and petrology collection record

Sample number E22727; COLLNO1;
Sample Donor Dunham,K.C.
Rock name 'Original entry: Chloritic Phyllite'
Stratigraphy Not entered
Comments Shale at contact.
Locality details Penmaenmawr Quarry. Craiglllwyd Contact.
50k map sheet Llandudno (94)

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Map reference SH 702 755
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


E22727

Cross Polarized, E22727

Plane Polarized, E22727

Plane Polarized, E22727