BGS mineralogy and petrology collection record

Sample number	E47479; COLLNOLA439;
Sample Donor	Allen,P.M.
Rock name	'Original entry: Sandstone'
Stratigraphy	Not entered
Comments	Feldspathic Sst.
Locality details	Nant Ddu, 1060 yds 244 deg from Blaen Lliw Isaf
50k map sheet	Harlech (135) View images in GeoScenic related to 'Harlech' View the geology near 'Harlech'
Map reference	SH 7969 3296
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.