BGS mineralogy and petrology collection record

Sample number E51663; COLLNOLB472;
Sample Donor Jackson,A.A
Rock name 'Original entry: Tuff'
Stratigraphy Not entered
Comments Mylonitised tuff
Locality details 930 m 28 deg of Benglog
50k map sheet Bala (136)

View images in GeoScenic related to 'Bala'

View the geology near 'Bala'

Map reference SH 8103 2432
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


E51663

Cross Polarized, E51663

Plane Polarized, E51663

Plane Polarized, E51663