BGS mineralogy and petrology collection record

Sample number	MR21686
Sample Donor	Chaperlin,K.
Rock name	'Original entry: Granite'
Stratigraphy	Not entered
Comments	Contaminated Granite. NGR as in register.
Locality details	Quarry name: not recorded: at Caer Glaw Qry. Pen y Lon, 1100yd WNW of Gwalchmai Church
50k map sheet	Holyhead (93) View images in GeoScenic related to 'Holyhead' View the geology near 'Holyhead'
Map reference	SH 384 767
Year collected	1958
Bore name	Not applicable
Confidentiality	No restrictions