BGS mineralogy and petrology collection record

Sample number E10847; COLLNO248;
Sample Donor Blake,Professor
Rock name 'Original entry: Calc Silicate-Gneiss'
Stratigraphy Not entered
Comments see mem. Geology of Anglesey pp 326-7 Unfoliated Calcite, Alkali-Feldspar, Garnet,Sphere Mona Complex The Gneisses
Locality details Nebo S. of Road
50k map sheet Holyhead (93)

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Map reference SH 467 904
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


E10847

Cross Polarized, E10847

Plane Polarized, E10847

Plane Polarized, E10847