BGS mineralogy and petrology collection record

Sample number E54259; COLLNOFU53;
Sample Donor Fletcher, Chris J.N
Rock name 'Original entry: Tuff'
Stratigraphy Not entered
Comments Light grey lithic tuff.
Locality details 820 m. at 028 deg. from Central Chapel, Talysarn.
50k map sheet Nefyn (118)

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Map reference SH 4929 5375
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


E54259

Cross Polarized, E54259

Plane Polarized, E54259

Plane Polarized, E54259