BGS mineralogy and petrology collection record

Sample number E10119; COLLNO331;
Sample Donor Greenly,E.
Rock name 'Original entry: Gritty Shale'
Stratigraphy Not entered
Comments Not entered
Locality details Llanddwyn Is., Ffynnon-y-sais, N.side large dyke
50k map sheet Caernarfon (105)

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Map reference SH 388 632
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


E10119

Cross Polarized, E10119

Plane Polarized, E10119

Plane Polarized, E10119