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BGS mineralogy and petrology collection record

Sample number E63579; COLLNOKB579;
Sample Donor Not entered
Rock name Rhyolite. 'Original entry: Rhyolite'
Stratigraphy Not entered
Comments (GROUP= )(FORM= )(MEMB= .)(IE=I)(TEXTURE=Flow-banded
Locality details Bryn Gwynant
50k map sheet Snowdon (119)

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View the geology near 'Snowdon'

Map reference SH 6425 5105
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


E63579

Cross Polarized, E63579

Plane Polarized, E63579

Plane Polarized, E63579