BGS mineralogy and petrology collection record

Sample number E52319; COLLNOLB559;
Sample Donor Jackson,A.A
Rock name 'Original entry: Tuff'
Stratigraphy Not entered
Comments Acid tuff with, ? galena
Locality details 1840 m 272 deg from Craig Ddu
50k map sheet Bala (136)

View images in GeoScenic related to 'Bala'

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Map reference SH 8295 3002
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


E52319

Cross Polarized, E52319

Plane Polarized, E52319

Plane Polarized, E52319