BGS mineralogy and petrology collection record

Sample number	E62431; COLLNOLL393;
Sample Donor	Evans, J.A.
Rock name	'Original entry: Mudstone'
Stratigraphy	Not entered
Comments	Cambrian mudrock
Locality details	Braich Du Slate Qry.
50k map sheet	Harlech (135) View images in GeoScenic related to 'Harlech' View the geology near 'Harlech'
Map reference	SH 720 384
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions