BGS mineralogy and petrology collection record

Sample number	E10899; COLLNO300;
Sample Donor	Blake,Professor
Rock name	'Original entry: Ashy Grit'
Stratigraphy	Not entered
Comments	Mona Complex. Tyfry Beds. See Mem.Geol.of Anglesey.pp.355-6 Abundant volcanic fragments.
Locality details	Below Wugan, Pentraeth
50k map sheet	Llandudno (94) View images in GeoScenic related to 'Llandudno' View the geology near 'Llandudno'
Map reference	SH 52 78
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.