BGS mineralogy and petrology collection record

Sample number E9837; COLLNO49;
Sample Donor Greenly,E.
Rock name 'Original entry: Quartz Grit'
Stratigraphy Not entered
Comments Ordovician.Arenig. Loose leaf says St.Anns grit. See Anglesey Memoir.p.431.
Locality details Glyn-Garth shore 100ft.SW.of "T" of "T"an-y-Coed
50k map sheet Bangor (106)

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Map reference SH 577 739
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


E9837

Cross Polarized, E9837

Plane Polarized, E9837

Plane Polarized, E9837