BGS mineralogy and petrology collection record

Sample number E3400; E3400/A; COLLNO84; ENQ82;
Sample Donor Cantrill, T.C.
Rock name Sandstone (Undifferentiated). 'Original entry: Grit'
Stratigraphy Not entered
Comments Cornstone. Old Red Sandstone. (Wood fragments).
Locality details Nant-gihirych Cwm Caai, near Crai [Cray], Brecknockshire
50k map sheet Merthyr Tydfil (231)

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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


E3400

Cross Polarized, E3400

Plane Polarized, E3400

Plane Polarized, E3400