BGS mineralogy and petrology collection record

Sample number E63197; COLLNOKB197;
Sample Donor Not entered
Rock name Rhyolite. 'Original entry: Rhyolite'
Stratigraphy Not entered
Comments (GROUP= Llewelyn Volcanic Group)(FORM= Conwy Rhyolite Fm.)(MEMB= .)(IE=E)(TEXTURE=Flow-banded
Locality details Conwy Mt. stone quarries
50k map sheet Llandudno (94)

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Map reference SH 7550 7780
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


E63197

Cross Polarized, E63197

Plane Polarized, E63197

Plane Polarized, E63197