BGS mineralogy and petrology collection record

Sample number E49093; COLLNOAP597;
Sample Donor Addison,R.
Rock name Not entered
Stratigraphy Not entered
Comments Tuff ?acid
Locality details Cwmglas Mawr. 1km NE of Carnedd Dafydd
50k map sheet Bangor (106)

View images in GeoScenic related to 'Bangor'

View a geological map near 'Bangor'

Map reference SH 6699 6352
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


E49093

Cross Polarized, E49093

Plane Polarized, E49093

Plane Polarized, E49093