BGS mineralogy and petrology collection record

Sample number E44192; COLLNOMH630;
Sample Donor Howells,M.F.
Rock name Not entered
Stratigraphy Not entered
Comments Cleaved tuff
Locality details Eastern limb of Idwal skyline; W of Llyn Idwal
50k map sheet Bangor (106)

View images in GeoScenic related to 'Bangor'

View a geological map near 'Bangor'

Map reference SH 6391 5986
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


E44192

Cross Polarized, E44192

Plane Polarized, E44192

Plane Polarized, E44192