BGS mineralogy and petrology collection record

Sample number	E11039; COLLNO120;
Sample Donor	Matley, C.A
Rock name	'Original entry: Epidositic Tuff'
Stratigraphy	Not entered
Comments	Mona Complex. Church Bay Beds. See Mem.Geol.of Anglesey.p.313. Albite, quartz, epidote, etc. Deformation moderate. Anamorphism low. Green series.
Locality details	Trwyn Bychan
50k map sheet	Holyhead (93) View images in GeoScenic related to 'Holyhead' View the geology near 'Holyhead'
Map reference	SH 409 948
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.