BGS mineralogy and petrology collection record

Sample number	E46612; COLLNOLA246;
Sample Donor	Allen,P.M.
Rock name	'Original entry: Diorite'
Stratigraphy	Not entered
Comments	Thin diorite sill
Locality details	715 yds 310 deg from Glanllafar
50k map sheet	Harlech (135) View images in GeoScenic related to 'Harlech' View the geology near 'Harlech'
Map reference	SH 7320 3676
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.