BGS mineralogy and petrology collection record

Sample number	E63806; COLLNOKB806;
Sample Donor	Not entered
Rock name	Tuff. 'Original entry: Basic Tuff'
Stratigraphy	Not entered
Comments	2m below basalt contact(GROUP= Snowdon Volcanic Group)(FORM= Bedded Pyroclastic Fm.)(MEMB= .)(IE=E)(TEXTURE=Fine-grained
Locality details	Twll Du
50k map sheet	Bangor (106) View images in GeoScenic related to 'Bangor' View the geology near 'Bangor'
Map reference	SH 6387 5883
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions