BGS mineralogy and petrology collection record

Sample number E38195; E38195/A; E38195/B;
Sample Donor Francis,E.H.
Rock name Not entered
Stratigraphy Not entered
Comments Tonstein 95ft above Charles (aegir) marine band.
Locality details Highley Colliery Loco Tunnel at 9131 from A.M.D.
50k map sheet Dudley (167)

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Map reference SO 76778 84816
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


E38195

Cross Polarized, E38195

Plane Polarized, E38195

Plane Polarized, E38195


E38195/A

Cross Polarized, E38195/A

Plane Polarized, E38195/A

Plane Polarized, E38195/A


E38195/B

Cross Polarized, E38195/B

Plane Polarized, E38195/B

Plane Polarized, E38195/B