BGS mineralogy and petrology collection record

Sample number	E6146; COLLNO95;
Sample Donor	Greenly,E.
Rock name	'Original entry: Banded Argillaceous Jasper'
Stratigraphy	Not entered
Comments	See Mem.Geol.of Anglesey p.356. Mona Complex. Tryby Beds.?
Locality details	Bryn Mawr
50k map sheet	Holyhead (93) View images in GeoScenic related to 'Holyhead' View the geology near 'Holyhead'
Map reference	SH 517 772
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.