BGS mineralogy and petrology collection record

Sample number	E39762; COLLNOMH444;
Sample Donor	Howells,M.F.
Rock name	'Original entry: Volcanic Rock'
Stratigraphy	Not entered
Comments	Tuff. Lledr Volcanics
Locality details	Lledr Valley
50k map sheet	Snowdon (119) View images in GeoScenic related to 'Snowdon' View the geology near 'Snowdon'
Map reference	SH 7630 5415
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.