BGS mineralogy and petrology collection record

Sample number	E14939; COLLNO848;
Sample Donor	Greenly,E.
Rock name	Not entered
Stratigraphy	Not entered
Comments	Transverse foliation
Locality details	SW.of Ffynnon Eilian 400-500' ENE.of 100' level
50k map sheet	Holyhead (93) View images in GeoScenic related to 'Holyhead' View a geological map near 'Holyhead'
Map reference	SH 468 932
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.