BGS mineralogy and petrology collection record

Sample number E41991; COLLNOLD4;
Sample Donor Dean,L.E.
Rock name Not entered
Stratigraphy Not entered
Comments Conglomerate bed below Capel Curig Volcanic Group
Locality details 309 deg 1500 yds from Cae-Coch Farm
50k map sheet Bangor (106)

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Map reference SH 7216 7249
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


E41991

Cross Polarized, E41991

Plane Polarized, E41991

Plane Polarized, E41991