BGS mineralogy and petrology collection record

Sample number	MR21634
Sample Donor	Chaperlin,K.
Rock name	'Original entry: Shale'
Stratigraphy	Ordovician. Ordovician.
Comments	Dark grey Shale. NGR as in register.
Locality details	Quarry name: not recorded: at Disused Qry. 150 yd NNW of Smithy, 3.5 ml SW of Amlwch Church
50k map sheet	Holyhead (93) View images in GeoScenic related to 'Holyhead' View a geological map near 'Holyhead'
Map reference	SH 403 892
Year collected	1958
Bore name	Not applicable
Confidentiality	No restrictions