BGS mineralogy and petrology collection record

Sample number	E10687; COLLNO88;
Sample Donor	Blake,Professor
Rock name	'Original entry: Schistose-Grit'
Stratigraphy	Not entered
Comments	Mona Complex. Gwna Beds. See Mem.Geol.of Anglesey.p.348. Highly sch-grit, with fragments of quartz, albite, white-mica
Locality details	West of Bodorgan
50k map sheet	Caernarfon (105) View images in GeoScenic related to 'Caernarfon' View the geology near 'Caernarfon'
Map reference	SH 385 674
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.