BGS mineralogy and petrology collection record

Sample number	E38681; COLLNOBL153;
Sample Donor	Leveridge,B.E.
Rock name	Not entered
Stratigraphy	Not entered
Comments	Minor outcrop in river bank
Locality details	1020 yds NW of Dolwyddelan Station. In W bank Afon Ystrymiau
50k map sheet	Snowdon (119) View images in GeoScenic related to 'Snowdon' View the geology near 'Snowdon'
Map reference	SH 7305 5269
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.