BGS mineralogy and petrology collection record

Sample number	E65748; COLLNOGW364;
Sample Donor	Woodhall, D.G.
Rock name	Not entered
Stratigraphy	Not entered
Comments	Basic (?), Tuff
Locality details	Between Gwerngraig and Mynydd Gwernraig
50k map sheet	Barmouth (149) View images in GeoScenic related to 'Barmouth' View a geological map near 'Barmouth'
Map reference	SH 7561 1493
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.