BGS mineralogy and petrology collection record

Sample number E593; MR737;
Sample Donor Not entered
Rock name 'Original entry: Microgranite'
Stratigraphy Not entered
Comments Rocks intrusive into Arenig and Llandeilo of N Wales. 223/41, B/29.
Locality details Ridge of Cader Idris, Cyfrwy, SW of Dolgelly, Merionethshire
50k map sheet Barmouth (149)

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Map reference SH 702 135
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


E593

Cross Polarized, E593

Plane Polarized, E593

Plane Polarized, E593