BGS mineralogy and petrology collection record

Sample number E63444; COLLNOKB444;
Sample Donor Not entered
Rock name Rhyolite. 'Original entry: Rhyolite'
Stratigraphy Not entered
Comments (GROUP= )(FORM= )(MEMB= .)(IE=I)(TEXTURE=Flow-banded
Locality details Yr Arddu, Llyn yr Arddu
50k map sheet Snowdon (119)

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Map reference SH 6265 4654
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


E63444

Cross Polarized, E63444

Plane Polarized, E63444

Plane Polarized, E63444