BGS mineralogy and petrology collection record

Sample number E25631; COLLNOWBE18;
Sample Donor Evans,W.B.
Rock name 'Original entry: Shale With Sphaerosiderite'
Stratigraphy Not entered
Comments Roof of 2.5' seam.
Locality details Nebo Colliery. Pal No. 2683
50k map sheet Pontypridd (248)

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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


E25631

Cross Polarized, E25631

Plane Polarized, E25631

Plane Polarized, E25631