BGS mineralogy and petrology collection record

Sample number E54034; COLLNOLA965;
Sample Donor Allen,P.M.
Rock name 'Original entry: Sandstone'
Stratigraphy Not entered
Comments Grewacke
Locality details Clogan Mine
50k map sheet Harlech (135)

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Map reference SH 6758 2026
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


E54034

Cross Polarized, E54034

Plane Polarized, E54034

Plane Polarized, E54034