BGS mineralogy and petrology collection record

Sample number E53314; COLLNOMH996;
Sample Donor Howells,M.F.
Rock name Not entered
Stratigraphy Not entered
Comments Flow banded rhyolite
Locality details Clogwyn Du'r Arddin, Snowdon
50k map sheet Bangor (106)

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Map reference SH 6017 5543
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


E53314

Cross Polarized, E53314

Plane Polarized, E53314

Plane Polarized, E53314