BGS mineralogy and petrology collection record

Sample number E54432; COLLNOFU4;
Sample Donor Fletcher, Chris J.N
Rock name 'Original entry: Tuff'
Stratigraphy Not entered
Comments Sheared Padarn Tuff
Locality details 180 m 173 deg from Cahapel at Carwiel
50k map sheet Nefyn (118)

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Map reference SH 4941 5474
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


E54432

Cross Polarized, E54432

Plane Polarized, E54432

Plane Polarized, E54432