BGS mineralogy and petrology collection record

Sample number	E18094; COLLNOM211;
Sample Donor	Matley, C.A
Rock name	Slate. 'Original entry: Slate'
Stratigraphy	Not entered
Comments	Green Slate
Locality details	Egryn N Slate Qry.
50k map sheet	Harlech (135) View images in GeoScenic related to 'Harlech' View a geological map near 'Harlech'
Map reference
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.