BGS mineralogy and petrology collection record

Sample number	E14424; COLLNOLP246;
Sample Donor	Matley, C.A
Rock name	Tuff. 'Original entry: Silicified Tuff'
Stratigraphy	Not entered
Comments	? Baked sediments
Locality details	East side Mynydd Rhiw
50k map sheet	Pwllheli (134) View images in GeoScenic related to 'Pwllheli' View the geology near 'Pwllheli'
Map reference
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.