BGS mineralogy and petrology collection record

Sample number E54260; COLLNOFU54;
Sample Donor Fletcher, Chris J.N
Rock name 'Original entry: Tuff'
Stratigraphy Not entered
Comments Lithic tuff. Padarn Tuff.
Locality details 970 m. at 034 deg. from Central Chapel, Talysarn.
50k map sheet Nefyn (118)

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Map reference SH 4945 5383
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


E54260

Cross Polarized, E54260

Plane Polarized, E54260

Plane Polarized, E54260