BGS mineralogy and petrology collection record

Sample number E54238; COLLNOFU30;
Sample Donor Fletcher, Chris J.N
Rock name 'Original entry: Tuff'
Stratigraphy Not entered
Comments Pale grey lithic tuff. Fragments orientated. Padarn Tuff.
Locality details 610 m. at 134 deg from Cae Uchaf Farm.
50k map sheet Nefyn (118)

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Map reference SH 4876 5366
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


E54238

Cross Polarized, E54238

Plane Polarized, E54238

Plane Polarized, E54238