BGS mineralogy and petrology collection record

Sample number	E3960; NEG7M, 1538M;
Sample Donor	H.D.C
Rock name	'Original entry: ? Trachyte Or Keratophyre ?'
Stratigraphy	Not entered
Comments	Dark green trachyte.
Locality details	Coed-y-Glyn, Ruabon.
50k map sheet	Wrexham (121) View images in GeoScenic related to 'Wrexham' View the geology near 'Wrexham'
Map reference	SJ 32 48
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.