BGS mineralogy and petrology collection record

Sample number	E35459; COLLNOHF67;
Sample Donor	Francis,E.H.
Rock name	Not entered
Stratigraphy	Not entered
Comments	Tuff or tufaceous siltstone
Locality details	100 yds NNE of Pont Cyfyng
50k map sheet	Bangor (106) View images in GeoScenic related to 'Bangor' View a geological map near 'Bangor'
Map reference	SH 7348 5726
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.