BGS mineralogy and petrology collection record

Sample number	E9484; COLLNOh;
Sample Donor	Greenly,E.
Rock name	'Original entry: Segregation Vein In Dolerite'
Stratigraphy	Not entered
Comments	See Mem.Geol.of Anglesey.p.?
Locality details	NNE.of Cromlech Farm
50k map sheet	Caernarfon (105) View images in GeoScenic related to 'Caernarfon' View the geology near 'Caernarfon'
Map reference	SH 264 767
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.