BGS mineralogy and petrology collection record

Sample number E10911; COLLNO312;
Sample Donor Blake,Professor
Rock name 'Original entry: Granite Granitoid'
Stratigraphy Not entered
Comments see mem. Geology of Anglesey pp 328-9 Coarse Albite-granite. Albite much decomposed Palaeozoic The Gneisses
Locality details N. side of Porth Llygan
50k map sheet Holyhead (93)

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Map reference SH 491 909
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


E10911

Cross Polarized, E10911

Plane Polarized, E10911

Plane Polarized, E10911