BGS mineralogy and petrology collection record

Sample number	E11398; COLLNO197;
Sample Donor	Greenly,E.
Rock name	'Original entry: Powder Of Red Mudstone'
Stratigraphy	Not entered
Comments	Old Red Sandstone Series. See Mem.Geol.of Anglesey.pp.579: 592. Quartz, white mica, chlorite: haematite in films. Residues
Locality details	Coast NW.side of Traeth-y-Oco
50k map sheet	Holyhead (93) View images in GeoScenic related to 'Holyhead' View the geology near 'Holyhead'
Map reference	SH 489 887
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.