BGS mineralogy and petrology collection record

Sample number E63938; COLLNOKB938;
Sample Donor Not entered
Rock name Tuff. 'Original entry: Basic Tuff'
Stratigraphy Not entered
Comments Foot-wall of lode, on contact(GROUP= Snowdon Volcanic Group)(FORM= Bedded Pyroclastic Fm.)(MEMB= .)(IE=E)(TEXTURE=F-g, chloritised
Locality details Lliwedd
50k map sheet Snowdon (119)

View images in GeoScenic related to 'Snowdon'

View the geology near 'Snowdon'

Map reference SH 6319 5319
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


E63938

Cross Polarized, E63938

Plane Polarized, E63938

Plane Polarized, E63938