BGS mineralogy and petrology collection record

Sample number	E8430; COLLNO35;
Sample Donor	Calloway, G.A.
Rock name	'Original entry: Haematitic Mica Schist'
Stratigraphy	Not entered
Comments	See Mem.Geol.of Anglesey cf p.270. New Harbour Beds.
Locality details	Porth-yr-Ogof W.of Holyhead
50k map sheet	Holyhead (93) View images in GeoScenic related to 'Holyhead' View the geology near 'Holyhead'
Map reference	SH 22 83
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.