BGS mineralogy and petrology collection record

Sample number E9551
Sample Donor Greenly,E.
Rock name 'Original entry: Gneisses'
Stratigraphy Not entered
Comments Not entered
Locality details Coast N.of Porth Helygen, N.of streamlet
50k map sheet Holyhead (93)

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Map reference SH 491 910
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


E9551

Cross Polarized, E9551

Plane Polarized, E9551

Plane Polarized, E9551