BGS mineralogy and petrology collection record

Sample number E66336; COLLNOWPR80;
Sample Donor Pratt, W.
Rock name Not entered
Stratigraphy Not entered
Comments Dolerite
Locality details 100 m E of Summit of Cadair Idris
50k map sheet Barmouth (149)

View images in GeoScenic related to 'Barmouth'

View a geological map near 'Barmouth'

Map reference SH 7117 1314
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


E66336

Cross Polarized, E66336

Plane Polarized, E66336

Plane Polarized, E66336