BGS mineralogy and petrology collection record

Sample number	E48465; COLLNOLB436;
Sample Donor	Jackson,A.A
Rock name	'Original entry: Sandstone'
Stratigraphy	Not entered
Comments	Siltstone Ffestiniog Flags
Locality details	300 m 134 deg from Defeidiog Uchf
50k map sheet	Harlech (135) View images in GeoScenic related to 'Harlech' View the geology near 'Harlech'
Map reference	SH 7744 3255
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.