BGS mineralogy and petrology collection record

Sample number	E61000; COLLNOBRM202;
Sample Donor	Merriman,R.J.
Rock name	'Original entry: Mudstone'
Stratigraphy	Not entered
Comments	Mudstone, Llanvirn
Locality details	S bank of Afon Saint, 1800 m at 047 deg from Caernarfon Castle
50k map sheet	Caernarfon (105) View images in GeoScenic related to 'Caernarfon' View the geology near 'Caernarfon'
Map reference	SH 489 613
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions