BGS mineralogy and petrology collection record

Sample number	E10951; COLLNO32;
Sample Donor	Matley, C.A
Rock name	'Original entry: Quartzite'
Stratigraphy	Not entered
Comments	see mem. Geology of Anglesey p 310 Quarts epiclasts in a siliceous matrix with a little Alkali feldspar Mona Complex Gwna Beds
Locality details	Quartzite Ridge Llanlliana
50k map sheet	Holyhead (93) View images in GeoScenic related to 'Holyhead' View the geology near 'Holyhead'
Map reference	SH 387 948
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.