BGS mineralogy and petrology collection record

Sample number E52327; COLLNOLB567;
Sample Donor Jackson,A.A
Rock name 'Original entry: Tuff Rhyolite'
Stratigraphy Not entered
Comments Acid tuff or rhyolite
Locality details 680 m 232 deg from Pont Fronwydd
50k map sheet Bala (136)

View images in GeoScenic related to 'Bala'

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Map reference SH 8261 2414
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


E52327

Cross Polarized, E52327

Plane Polarized, E52327

Plane Polarized, E52327