BGS mineralogy and petrology collection record

Sample number	E11395; COLLNO175;
Sample Donor	Greenly,E.
Rock name	'Original entry: Powder Of Mica-Hornfels. Tourmaline From Mica Schist'
Stratigraphy	Not entered
Comments	Mona Complex. Plutonic Intrusion. See Mem.Geol.of Anglesey.p.334. Tourmaline. Residues
Locality details	Sheet edge boss 1159. NE.of n of Bwlcyn
50k map sheet	Holyhead (93) View images in GeoScenic related to 'Holyhead' View the geology near 'Holyhead'
Map reference	SH 365 766
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.