BGS mineralogy and petrology collection record

Sample number	E39971; COLLNOBL279;
Sample Donor	Leveridge,B.E.
Rock name	Not entered
Stratigraphy	Not entered
Comments	Tuff unit in dolerite centre
Locality details	610 yds NW of Pen Y Gadair Top
50k map sheet	Bangor (106) View images in GeoScenic related to 'Bangor' View a geological map near 'Bangor'
Map reference	SH 7349 6973
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.