BGS mineralogy and petrology collection record

Sample number	E13371; COLLNOL5;
Sample Donor	Matley, C.A
Rock name	'Original entry: Spilite Basalt'
Stratigraphy	Not entered
Comments	Geona beds. Uncrushed ellipsoidal spilite.
Locality details	Dinllaen West side.
50k map sheet	Nefyn (118) View images in GeoScenic related to 'Nefyn' View the geology near 'Nefyn'
Map reference
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.