BGS mineralogy and petrology collection record

Sample number E54265; COLLNOFU59;
Sample Donor Fletcher, Chris J.N
Rock name 'Original entry: Tuff'
Stratigraphy Not entered
Comments Basal conglomerate to tuff flow unit. Padarn Tuff.
Locality details 400 m. at 164 deg. from Cae Uchaf Farm.
50k map sheet Nefyn (118)

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Map reference SH 4843 5367
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


E54265

Cross Polarized, E54265

Plane Polarized, E54265

Plane Polarized, E54265