BGS mineralogy and petrology collection record

Sample number E54253; E54253/A; E54253/B; COLLNOFU47;
Sample Donor Fletcher, Chris J.N
Rock name 'Original entry: Tuff'
Stratigraphy Not entered
Comments Sheared conglomeritic tuff. Padarn Tuff.
Locality details 560 m. at 156 deg from Cae Uchaf Farm.
50k map sheet Nefyn (118)

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Map reference SH 4854 5355
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


E54253/A

Cross Polarized, E54253/A

Plane Polarized, E54253/A

Plane Polarized, E54253/A


E54253/B

Cross Polarized, E54253/B

Plane Polarized, E54253/B

Plane Polarized, E54253/B