BGS mineralogy and petrology collection record

Sample number E68270
Sample Donor Rushton,A.A.
Rock name Not entered
Stratigraphy Not entered
Comments Basalt
Locality details Gilfach Farm No. 1 BH, Llanwrtyd Wells, powys
50k map sheet Builth (196)

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Map reference SN 8759 4922
Year collected Not entered 
Bore name Gilfach Farm No.1, Powys
Confidentiality No restrictions

Petrological thin sections

Links to high resolution images

Transition from XPL to PPL light


E68270

Cross Polarized, E68270

Plane Polarized, E68270

Plane Polarized, E68270