BGS mineralogy and petrology collection record

Sample number	E26901; COLLNOFD11;
Sample Donor	Dunning,F.W.
Rock name	Not entered
Stratigraphy	Not entered
Comments	?Dyke in grey Tuffaceous Slates
Locality details	Outcrop, footpath immediately S of Bwlch-Y-Gwynt
50k map sheet	Bangor (106) View images in GeoScenic related to 'Bangor' View the geology near 'Bangor'
Map reference	SH 776 603
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.