BGS mineralogy and petrology collection record

Sample number E63279; COLLNOKB279;
Sample Donor Not entered
Rock name Rhyolite. 'Original entry: Rhyolite'
Stratigraphy Not entered
Comments Intrusive into acid tuffs of Yr Arddu(GROUP= )(FORM= )(MEMB= .)(IE=I)(TEXTURE=Spherulitic
Locality details Nant Mor/Croesor
50k map sheet Snowdon (119)

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Map reference SH 6245 4530
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


E63279

Cross Polarized, E63279

Plane Polarized, E63279

Plane Polarized, E63279