BGS mineralogy and petrology collection record

Sample number	E14406; COLLNOLP227;
Sample Donor	Matley, C.A
Rock name	'Original entry: Soda Rhyolite'
Stratigraphy	Not entered
Comments	Dyke in sediments Nr. Granite
Locality details	Mountain Cottage, Cefn Amwlch
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.