BGS mineralogy and petrology collection record

Sample number	E10906; COLLNO307;
Sample Donor	Blake,Professor
Rock name	'Original entry: Grit-Schist'
Stratigraphy	Not entered
Comments	see mem. Geology of Anglesey p 303 Blastopsammitic fragments. Quartz & Albite Authigemic Epidote & Mica? Amlwyeh Beds
Locality details	Llechog Uchaf W. of Amlwch
50k map sheet	Holyhead (93) View images in GeoScenic related to 'Holyhead' View the geology near 'Holyhead'
Map reference	SH 426 928
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.