BGS mineralogy and petrology collection record

Sample number	MR26703; COLLNOSN163;
Sample Donor	Goode,A.J.J.; Sanderson,R.W.;
Rock name	'Original entry: Poorly Cleaved Dark Blue Slate'
Stratigraphy	Not entered
Comments	Ordovician
Locality details	Roof of caved in tunnel, 680yds at 252deg from Rhiw-bach School, Rhiw-bach Quarry
50k map sheet	Snowdon (119) View images in GeoScenic related to 'Snowdon' View the geology near 'Snowdon'
Map reference	SH 736 459
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions