BGS mineralogy and petrology collection record

Sample number	E4349; COLLNOHDC125;
Sample Donor	Ramsey,Professor
Rock name	'Original entry: Greywacke Or Impure Grit'
Stratigraphy	Not entered
Comments	Not entered
Locality details	Glynshonwy Slate Qry, SW side of Llanberis Lake
50k map sheet	Bangor (106) View images in GeoScenic related to 'Bangor' View the geology near 'Bangor'
Map reference
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.