BGS mineralogy and petrology collection record

Sample number	E64291; COLLNOKB1291;
Sample Donor	Not entered
Rock name	'Original entry: Acid Tuff'
Stratigraphy	Not entered
Comments	Bedded(GROUP= )(FORM= )(MEMB= .)(IE=E)(TEXTURE=
Locality details	West of Llynnan Gamallt
50k map sheet	Snowdon (119) View images in GeoScenic related to 'Snowdon' View the geology near 'Snowdon'
Map reference	SH 7446 4406
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.