BGS mineralogy and petrology collection record

Sample number	E43131; COLLNOLA54;
Sample Donor	Allen,P.M.
Rock name	Not entered
Stratigraphy	Not entered
Comments	Not entered
Locality details	1.5 Km S of Nnant Ddu
50k map sheet	Harlech (135) View images in GeoScenic related to 'Harlech' View a geological map near 'Harlech'
Map reference	SH 7971 3250
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.