BGS mineralogy and petrology collection record

Sample number E64207; COLLNOKB1207;
Sample Donor Not entered
Rock name Rhyolite. 'Original entry: Rhyolite'
Stratigraphy Not entered
Comments E of farm(GROUP= )(FORM= )(MEMB= .)(IE=I)(TEXTURE=?Brecciated, strong cleavage
Locality details Hafod y Porth Farm
50k map sheet Snowdon (119)

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Map reference SH 6107 4973
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, E64207

Plane Polarized, E64207

Plane Polarized, E64207