BGS mineralogy and petrology collection record

Sample number	E50418; COLLNOLB444;
Sample Donor	Jackson,A.A
Rock name	'Original entry: Tuffite'
Stratigraphy	Not entered
Comments	Ordovician Volcanic, ? tuffite
Locality details	1447 m 306 deg from Pant Clyd
50k map sheet	Bala (136) View images in GeoScenic related to 'Bala' View the geology near 'Bala'
Map reference	SH 8320 2654
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.