BGS mineralogy and petrology collection record

Sample number	E6059; COLLNO6;
Sample Donor	Greenly,E.
Rock name	'Original entry: Ophitic Dolerite'
Stratigraphy	Not entered
Comments	Palaeozoic. Dyke. See Anglesey Memoir.p.519
Locality details	Qy., 325ft. SW.of Jerusalem Inn, Gaerwen
50k map sheet	Caernarfon (105) View images in GeoScenic related to 'Caernarfon' View the geology near 'Caernarfon'
Map reference	SH 476 720
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.