BGS mineralogy and petrology collection record

Sample number E44174; COLLNOMH612;
Sample Donor Howells,M.F.
Rock name Not entered
Stratigraphy Not entered
Comments Bedded tuff
Locality details Top of Idwal Cwm
50k map sheet Bangor (106)

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Map reference SH 6400 5870
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


E44174

Cross Polarized, E44174

Plane Polarized, E44174

Plane Polarized, E44174