BGS mineralogy and petrology collection record

Sample number	E8516; COLLNO451;
Sample Donor	Calloway, G.A.
Rock name	'Original entry: Mica Schist, Psammitic & Pslitic'
Stratigraphy	Not entered
Comments	See Mem.Geol.of Anglesey c.f.p.297. Mona Complex. Coeden ? Beds. S----? Of mica schist in schistose grit.
Locality details	Zion chapel at roadside, S.by W.of the "P"of "Tywyn-y-Pandy" NW.of Cas Clock
50k map sheet	Holyhead (93) View images in GeoScenic related to 'Holyhead' View the geology near 'Holyhead'
Map reference	SH 393 895
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.