BGS mineralogy and petrology collection record

Sample number	E9487; COLLNOl;
Sample Donor	Greenly,E.
Rock name	'Original entry: Dolerite Sill In Conglom.'
Stratigraphy	Not entered
Comments	See Mem.Geol.of Anglesey.p.?
Locality details	SSW.of Ty-Cerig
50k map sheet	Caernarfon (105) View images in GeoScenic related to 'Caernarfon' View the geology near 'Caernarfon'
Map reference	SH 328 736
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.