BGS mineralogy and petrology collection record

Sample number E14933; COLLNO842;
Sample Donor Greenly,E.
Rock name Not entered
Stratigraphy Not entered
Comments Melange rupturing old concordant foliation
Locality details Trwyn-y-Penrhyn, Cemaes,between western dyke
50k map sheet Holyhead (93)

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Map reference SH 370 939
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


E14933

Cross Polarized, E14933

Plane Polarized, E14933

Plane Polarized, E14933