BGS mineralogy and petrology collection record

Sample number E52366; COLLNODB173;
Sample Donor Lynas,B.D.T.
Rock name Not entered
Stratigraphy Not entered
Comments Microgranite
Locality details 530 m 236 deg from Craig-Cwmbychan Cairn
50k map sheet Bangor (106)

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Map reference SH 5390 5513
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


E52366

Cross Polarized, E52366

Plane Polarized, E52366

Plane Polarized, E52366