BGS mineralogy and petrology collection record

Sample number	E37181; COLLNOMH92;
Sample Donor	Howells,M.F.
Rock name	Not entered
Stratigraphy	Not entered
Comments	Vesicular lava Rhyolites
Locality details	1/6 ml WSW of Bryn y Fannog
50k map sheet	Bangor (106) View images in GeoScenic related to 'Bangor' View a geological map near 'Bangor'
Map reference	SH 7697 5926
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.