BGS mineralogy and petrology collection record

Sample number	E61420; COLLNOGW30;
Sample Donor	Woodhall, D.G.
Rock name	Not entered
Stratigraphy	Not entered
Comments	Laminated tuff, Builth Volc. Gp.
Locality details	400 m 74 deg from Shaky Bridge, Llandrindod Wells
50k map sheet	Rhayader (179) View images in GeoScenic related to 'Rhayader' View a geological map near 'Rhayader'
Map reference	SO 0887 6132
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.