BGS mineralogy and petrology collection record

Sample number E8561; COLLNO418;
Sample Donor Calloway, G.A.
Rock name 'Original entry: Siliceous Schist'
Stratigraphy Not entered
Comments See Mem.Geol.of Anglesey.p.?
Locality details Y-Graig
50k map sheet Caernarfon (105)

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Map reference SH 474 724
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


E8561

Cross Polarized, E8561

Plane Polarized, E8561

Plane Polarized, E8561