BGS mineralogy and petrology collection record

Sample number	E10628; COLLNO29;
Sample Donor	Blake,Professor
Rock name	'Original entry: Fine Banded Tuff'
Stratigraphy	Not entered
Comments	see mem.geology of Anglesey Yr 1919 cf p 284-5 Feldspar, Quartz, Epidote etc. Epidositic matrix almost un?sformed Mona Complex Church Bay Tuffs
Locality details	Church bay
50k map sheet	Holyhead (93) View images in GeoScenic related to 'Holyhead' View the geology near 'Holyhead'
Map reference	SH 30 89
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.