BGS mineralogy and petrology collection record

Sample number	E46058; COLLNOLA262;
Sample Donor	Allen,P.M.
Rock name	'Original entry: Andesite'
Stratigraphy	Not entered
Comments	Andesite
Locality details	340 yds 225 deg from Nannau Hall
50k map sheet	Harlech (135) View images in GeoScenic related to 'Harlech' View the geology near 'Harlech'
Map reference	SH 7411 2109
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.