BGS mineralogy and petrology collection record

Sample number	MR681
Sample Donor	Not entered
Rock name	'Original entry: Shale'
Stratigraphy	Not entered
Comments	Lingula Flags. 201/41, 3/8.
Locality details	Portmadoc, Caernarvonshire
50k map sheet	Snowdon (119) View images in GeoScenic related to 'Snowdon' View the geology near 'Snowdon'
Map reference	SH 568 388
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions