BGS mineralogy and petrology collection record

Sample number	E52249; COLLNOLA655;
Sample Donor	Allen,P.M.
Rock name	'Original entry: Rhyolite'
Stratigraphy	Not entered
Comments	Rhyolite
Locality details	Foel Ddu Forest
50k map sheet	Bala (136) View images in GeoScenic related to 'Bala' View the geology near 'Bala'
Map reference	SH 8309 2294
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.