BGS mineralogy and petrology collection record

Sample number E67686; COLLNORJM534;
Sample Donor Merriman,R.J.
Rock name Not entered
Stratigraphy Not entered
Comments K - Bentonite in Mid. Cambrian Slates
Locality details Porth y rhaw. West Solva
50k map sheet St. Davids (209)

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Map reference SM 7861 2430
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


E67686

Cross Polarized, E67686

Plane Polarized, E67686

Plane Polarized, E67686