BGS mineralogy and petrology collection record

Sample number	E54833; COLLNOBL893;
Sample Donor	Leveridge,B.E.
Rock name	Not entered
Stratigraphy	Not entered
Comments	Dolerite. Caledonian
Locality details	520 m NNE of Tall y Llyn Ogwenvnfawr
50k map sheet	Bangor (106) View images in GeoScenic related to 'Bangor' View a geological map near 'Bangor'
Map reference	SH 6689 6127
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.