BGS mineralogy and petrology collection record

Sample number E65146; COLLNOGW267;
Sample Donor Woodhall, D.G.
Rock name Not entered
Stratigraphy Not entered
Comments Dolerite, intrusive
Locality details Road section (A470), NE of Gwanas Fawr; ENE of Cross Foxes Hotel
50k map sheet Barmouth (149)

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Map reference SH 7747 1701
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


E65146

Cross Polarized, E65146

Plane Polarized, E65146

Plane Polarized, E65146