BGS mineralogy and petrology collection record

Sample number E10365; COLLNO577;
Sample Donor Greenly,E.
Rock name 'Original entry: Sillimanite Gneiss'
Stratigraphy Not entered
Comments Not entered
Locality details Coast near corner, bet. Porth-fawr-Llywnog & Ogo Geifr
50k map sheet Holyhead (93)

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Map reference SH 290 928
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


E10365

Cross Polarized, E10365

Plane Polarized, E10365

Plane Polarized, E10365