BGS mineralogy and petrology collection record

Sample number E64416; COLLNOTL47;
Sample Donor Not entered
Rock name Tuff. 'Original entry: Acid Ash Flow Tuff'
Stratigraphy Not entered
Comments 2/3 up from base of ash-flow unit(GROUP= Llewelyn Volcanic Group)(FORM= Capel Curig Volcanic Fm.)(MEMB= 1st. Member.)(IE=E)(TEXTURE=Welded
Locality details Gallt yr Ogof
50k map sheet Bangor (106)

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View the geology near 'Bangor'

Map reference SH 6920 5966
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


E64416

Cross Polarized, E64416

Plane Polarized, E64416

Plane Polarized, E64416