BGS mineralogy and petrology collection record

Sample number	MR21696
Sample Donor	Chaperlin,K.
Rock name	'Original entry: Granite'
Stratigraphy	Not entered
Comments	Contaminated Granite. NGR as in register.
Locality details	Quarry name: Caer Glaw Quarry: at Pen y Lon, 1100yd WNW of Gwalchmai Church
50k map sheet	Holyhead (93) View images in GeoScenic related to 'Holyhead' View a geological map near 'Holyhead'
Map reference	SH 384 767
Year collected	1958
Bore name	Not applicable
Confidentiality	No restrictions