BGS mineralogy and petrology collection record

Sample number E26172; COLLNOP110;
Sample Donor Cox, A.H.
Rock name Not entered
Stratigraphy Not entered
Comments ? Tuff altered by Diabase [QJGS vol 71 P 321]
Locality details Carn Llwyd N. of Llanrian
50k map sheet St. Davids (209)

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Map reference SM 797 317
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


E26172

Cross Polarized, E26172

Plane Polarized, E26172

Plane Polarized, E26172