BGS mineralogy and petrology collection record

Sample number	E14420; COLLNOLP242;
Sample Donor	Matley, C.A
Rock name	'Original entry: Vesicular Spilite'
Stratigraphy	Not entered
Comments	Spilite (?), with irregular patches of chert
Locality details	Slope 100 yds SE of Tyddyn Corn
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.