BGS mineralogy and petrology collection record

Sample number E12027
Sample Donor Sherlock,R.L.
Rock name Not entered
Stratigraphy Not entered
Comments Not entered
Locality details TEWIN NE MARGIN OF 6" MAP
50k map sheet Hertford (239)

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Map reference TL 270 141
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


Cross Polarized, E12027

Plane Polarized, E12027

Plane Polarized, E12027