BGS mineralogy and petrology collection record

Sample number E14907; COLLNO816;
Sample Donor Greenly,E.
Rock name Not entered
Stratigraphy Not entered
Comments Cross Foliation in Holyhead Quartzite
Locality details Rhoscolyn, cliff: 'Gully usp'
50k map sheet Caernarfon (105)

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Map reference SH 257 756
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


E14907

Cross Polarized, E14907

Plane Polarized, E14907

Plane Polarized, E14907