BGS mineralogy and petrology collection record

Sample number	E1543
Sample Donor	Geikie,A.
Rock name	'Original entry: Schistose Tuff'
Stratigraphy	Not entered
Comments	Mona Complex. Church Bay tuffs. See Mem.Geol.of Anglesey p.286 Micacised feldspars. Matrix a schist
Locality details	N.side of Porth Defaid, 4m. N.E.of Holyhead
50k map sheet	Holyhead (93) View images in GeoScenic related to 'Holyhead' View the geology near 'Holyhead'
Map reference	SH 288 858
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions