BGS mineralogy and petrology collection record

Sample number E64262; COLLNOKB1262;
Sample Donor Not entered
Rock name Rhyolite. 'Original entry: Rhyolite'
Stratigraphy Not entered
Comments Clast from rhyolite breccia dyke offshoot of Yr Arddu rhyolite.(GROUP= )(FORM= )(MEMB= .)(IE=I)(TEXTURE=
Locality details Yr Arddu
50k map sheet Snowdon (119)

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Map reference SH 6270 4576
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


Cross Polarized, E64262

Plane Polarized, E64262

Plane Polarized, E64262