BGS mineralogy and petrology collection record

Sample number	E63157; COLLNOKB157;
Sample Donor	Not entered
Rock name	Tuff. 'Original entry: Quartz Latite Ash Flow Tuff'
Stratigraphy	Not entered
Comments	Slightly clastic sample in mainly clastic tuff(GROUP= Llewelyn Volcanic Group)(FORM= Foel Fras Volcanic Complex)(MEMB= .)(IE=E)(TEXTURE=Crystal rich, massive
Locality details	N side, Carnedd Llewelyn
50k map sheet	Bangor (106) View images in GeoScenic related to 'Bangor' View a geological map near 'Bangor'
Map reference	SH 6880 6530
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.