BGS mineralogy and petrology collection record

Sample number	E9795; COLLNO7;
Sample Donor	Greenly,E.
Rock name	'Original entry: Pisolitic Ironstone'
Stratigraphy	Not entered
Comments	Ordovician. See Anglesey Memoir.p.434. Fine grained See Analysis.p.407.
Locality details	Bryn Poeth, W.side of N.part of pit
50k map sheet	Llandudno (94) View images in GeoScenic related to 'Llandudno' View the geology near 'Llandudno'
Map reference	SH 602 796
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.