BGS mineralogy and petrology collection record

Sample number E63574; COLLNOKB574;
Sample Donor Not entered
Rock name Rhyolite. 'Original entry: Rhyolite'
Stratigraphy Not entered
Comments Possibly welded tuff?(GROUP= )(FORM= )(MEMB= .)(IE=I)(TEXTURE=Flow-banded
Locality details Cors-y-celyn
50k map sheet Snowdon (119)

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Map reference SH 6545 5160
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


E63574

Cross Polarized, E63574

Plane Polarized, E63574

Plane Polarized, E63574