BGS mineralogy and petrology collection record

Sample number	E32375; COLLNOAM15;
Sample Donor	Mills,D.A.C.
Rock name	'Original entry: Tuff'
Stratigraphy	Not entered
Comments	Representative sample of Upper ashes of Arenig (Llandillo) Fearnsides QJGS 1905 collected adjacent to and at site of proposed Liverpool reservoir-Llyn-Tryweryn-Mawr.
Locality details	Roadside cutting (N) at Coed Garnedd-Lwyd, 400 Yds. SSW. of Hafotty.
50k map sheet	Corwen (120) View images in GeoScenic related to 'Corwen' View the geology near 'Corwen'
Map reference	SH 28720 34060
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.