BGS mineralogy and petrology collection record

Sample number E14919; COLLNO828;
Sample Donor Greenly,E.
Rock name Not entered
Stratigraphy Not entered
Comments Junction of grit with pelitic beds. Minimum folding & thrusting
Locality details Rhoscolyn; cliff between fault chasm ENE.of Maen-y-sais
50k map sheet Caernarfon (105)

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Map reference SH 261 751
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


E14919

Cross Polarized, E14919

Plane Polarized, E14919

Plane Polarized, E14919