BGS mineralogy and petrology collection record

Sample number	E26933; COLLNOFD43;
Sample Donor	Dunning,F.W.
Rock name	Not entered
Stratigraphy	Not entered
Comments	Lithic or Lapillar Tuff, highest Volcanic Bed (A7)
Locality details	350 yds. SSW of Tyn-Y-Bryn Farm
50k map sheet	Bangor (106) View images in GeoScenic related to 'Bangor' View the geology near 'Bangor'
Map reference	SH 769 602
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.