BGS mineralogy and petrology collection record

Sample number	E51042; COLLNORN190;
Sample Donor	Reedman,A.J.
Rock name	Not entered
Stratigraphy	Not entered
Comments	Rhyolite breccia
Locality details	230 m NNW of Pen Bryn Du
50k map sheet	Bangor (106) View images in GeoScenic related to 'Bangor' View a geological map near 'Bangor'
Map reference	SH 6972 7135
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.