BGS mineralogy and petrology collection record

Sample number E49404; COLLNORN71;
Sample Donor Reedman,A.J.
Rock name Not entered
Stratigraphy Not entered
Comments Acid tuff or lava
Locality details 180 m W of Summit of Foel Grach
50k map sheet Bangor (106)

View images in GeoScenic related to 'Bangor'

View a geological map near 'Bangor'

Map reference SH 6869 6588
Year collected Not entered 
Bore name Not applicable
Confidentiality No restrictions

Petrological thin sections

Links to high resolution images

Transition from XPL to PPL light


E49404

Cross Polarized, E49404

Plane Polarized, E49404

Plane Polarized, E49404