BGS mineralogy and petrology collection record

Sample number	MR857
Sample Donor	Not entered
Rock name	'Original entry: Felsite'
Stratigraphy	Not entered
Comments	Intrusive into Bala. 356/41, B/160.
Locality details	Craig Dhu, SW of Clynnog Fawr, Caernarvonshire
50k map sheet	Nefyn (118) View images in GeoScenic related to 'Nefyn' View the geology near 'Nefyn'
Map reference	SH 402 467
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions