BGS mineralogy and petrology collection record

Sample number E64383; COLLNOTL14;
Sample Donor Not entered
Rock name Tuff. 'Original entry: Acid Ash Flow Tuff'
Stratigraphy Not entered
Comments Base of flow(GROUP= Snowdon Volcanic Group)(FORM= Lower Crafnant Volc. Fm.)(MEMB= No.1 Tuff.)(IE=E)(TEXTURE=Crystal rich
Locality details NE of Capel Curig
50k map sheet Bangor (106)

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Map reference SH 7272 5843
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


E64383

Cross Polarized, E64383

Plane Polarized, E64383

Plane Polarized, E64383