BGS mineralogy and petrology collection record

Sample number E64279; COLLNOKB1279;
Sample Donor Not entered
Rock name 'Original entry: Ash Flow Tuff'
Stratigraphy Not entered
Comments (GROUP= )(FORM= )(MEMB= .)(IE=E)(TEXTURE=Non-welded, foliated
Locality details Nr Foel Gron quarry
50k map sheet Snowdon (119)

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Map reference SH 7445 4289
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


E64279

Cross Polarized, E64279

Plane Polarized, E64279

Plane Polarized, E64279