BGS mineralogy and petrology collection record

Sample number E10363; COLLNO575;
Sample Donor Greenly,E.
Rock name 'Original entry: Sillimanite Gneiss'
Stratigraphy Not entered
Comments Not entered
Locality details Coast near corner, bet.Ogo Geifr & Porth-fawr-Llywnog
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


E10363

Cross Polarized, E10363

Plane Polarized, E10363

Plane Polarized, E10363