BGS mineralogy and petrology collection record

Sample number	MR830
Sample Donor	Not entered
Rock name	'Original entry: Calcareous Tuff'
Stratigraphy	Not entered
Comments	Bala. 393/42, B/202
Locality details	N end of Llyn Llydaw, Snowdon, Caernarvonshire
50k map sheet	Snowdon (119) View images in GeoScenic related to 'Snowdon' View the geology near 'Snowdon'
Map reference	SH 637 551
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions