BGS mineralogy and petrology collection record

Sample number E8993; COLLNO335;
Sample Donor Thomas, Dr.
Rock name 'Original entry: Heavily Chloritised Tuff'
Stratigraphy Not entered
Comments Not entered
Locality details Behind school, Pont-yr-hafod.
50k map sheet St. Davids (209)

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Map reference SM 905 260
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


E8993

Cross Polarized, E8993

Plane Polarized, E8993

Plane Polarized, E8993