BGS mineralogy and petrology collection record

Sample number E10989; COLLNO70;
Sample Donor Matley, C.A
Rock name 'Original entry: Pebbly Mudstone'
Stratigraphy Not entered
Comments see mem. Geology of Anglesey pp 160:312:313 Fragments of Quartzite and old Schists Prob. From Ch. Bay Tuffs Mona Complex Church Bay tuffs
Locality details Hells Mouth
50k map sheet Holyhead (93)

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Map reference SH 399 948
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


E10989

Cross Polarized, E10989

Plane Polarized, E10989

Plane Polarized, E10989