BGS mineralogy and petrology collection record

Sample number	E45917; COLLNOLA355;
Sample Donor	Allen,P.M.
Rock name	'Original entry: Dolerite'
Stratigraphy	Not entered
Comments	Dolerite
Locality details	360 yds 236 deg from Garth Maelan
50k map sheet	Harlech (135) View images in GeoScenic related to 'Harlech' View the geology near 'Harlech'
Map reference	SH 7403 1872
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.