BGS mineralogy and petrology collection record

Sample number E67038; COLLNOWPR424;
Sample Donor Pratt, W.
Rock name 'Original entry: Tuff'
Stratigraphy Not entered
Comments Craig Cau Formation. Tuff
Locality details 320 m at 235 deg from Pont Y Garth
50k map sheet Barmouth (149)

View images in GeoScenic related to 'Barmouth'

View the geology near 'Barmouth'

Map reference SH 6333 0689
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


E67038

Cross Polarized, E67038

Plane Polarized, E67038

Plane Polarized, E67038