BGS mineralogy and petrology collection record

Sample number	E26721; COLLNOA290;
Sample Donor	Whitehead,T.H.
Rock name	'Original entry: Andesite'
Stratigraphy	Not entered
Comments	Vesicular Andesite
Locality details	Allt Wen Ynyscynhaiarn
50k map sheet	Snowdon (119) View images in GeoScenic related to 'Snowdon' View the geology near 'Snowdon'
Map reference	SH 550 410
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.