BGS mineralogy and petrology collection record

Sample number E6104; COLLNO52;
Sample Donor Greenly,E.
Rock name 'Original entry: Garnet Epidote Chlorite Gneiss'
Stratigraphy Not entered
Comments See Mem.Geol.of Anglesey p.326. Mona Complex. The Gneisses In basic gneisses of Llangonyllog ?
Locality details Tree clump ESE.of Ynysgoed
50k map sheet Holyhead (93)

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Map reference SH 442 816
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


E6104

Cross Polarized, E6104

Plane Polarized, E6104

Plane Polarized, E6104