BGS mineralogy and petrology collection record

Sample number	E9819; COLLNO31;
Sample Donor	Greenly,E.
Rock name	'Original entry: Gritty Mudstone'
Stratigraphy	Not entered
Comments	Careg Onen Beds. See Anglesey Memoir.p.394.
Locality details	Craigs at head of ravine, abt. 500ft.ENE.of Peny-bon [fron]
50k map sheet	Llandudno (94) View images in GeoScenic related to 'Llandudno' View the geology near 'Llandudno'
Map reference	SH 544 795
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.