BGS mineralogy and petrology collection record

Sample number E9404; COLLNO2;
Sample Donor Wills, L.J.
Rock name 'Original entry: Marlstone'
Stratigraphy Not entered
Comments Not entered
Locality details Old workings on a path to Llwydianth and 270 Yds. E. of house, which is 500 Yds. N. of Dol-y-Wern Bridge, Glyn Ceriog.
50k map sheet Wrexham (121)

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Map reference SJ 227 380
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


E9404

Cross Polarized, E9404

Plane Polarized, E9404

Plane Polarized, E9404