BGS mineralogy and petrology collection record

Sample number	E42135; COLLNOLB41;
Sample Donor	Jackson,A.A
Rock name	'Original entry: Volcanic Rock'
Stratigraphy	Not entered
Comments	Grey fine grained siliceous rock
Locality details	Ffridd Wen
50k map sheet	Harlech (135) View images in GeoScenic related to 'Harlech' View the geology near 'Harlech'
Map reference	SH 7671 3041
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions