BGS mineralogy and petrology collection record

Sample number	E30003; COLLNO4;
Sample Donor	Jones, R.C.B.
Rock name	Not entered
Stratigraphy	Not entered
Comments	? Dolerite (f.g.)
Locality details	Stream below Calvinistic Methodist Chapel SW.end of Parys Mountain
50k map sheet	Holyhead (93) View images in GeoScenic related to 'Holyhead' View a geological map near 'Holyhead'
Map reference	SH 432 898
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.