BGS mineralogy and petrology collection record

Sample number	E10151; COLLNO363; NEGM.1108;
Sample Donor	Greenly,E.
Rock name	'Original entry: An.Mem.1931.P.123. Green Mica Schist'
Stratigraphy	Not entered
Comments	Mona Complex. New Harbour Beds. ????????????. Anal.Mem. 1931.p.123.
Locality details	Just NW.of Bryntirion, Holyhead
50k map sheet	Holyhead (93) View images in GeoScenic related to 'Holyhead' View the geology near 'Holyhead'
Map reference	SH 241 829
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.