BGS mineralogy and petrology collection record

Sample number E428
Sample Donor Geikie,A.
Rock name 'Original entry: Sheared Tuff Or Slate'
Stratigraphy Not entered
Comments Not entered
Locality details Castell, St. Davids.
50k map sheet St. Davids (209)

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Map reference
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


E428

Cross Polarized, E428

Plane Polarized, E428

Plane Polarized, E428