BGS mineralogy and petrology collection record

Sample number E10755; COLLNO156;
Sample Donor Blake,Professor
Rock name 'Original entry: Mica Schist. Garnetiferous.'
Stratigraphy Not entered
Comments Mona Complex. Pen-Zone. Garnet & albite
Locality details N.of Union Inn, Holyhead road
50k map sheet Caernarfon (105)

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Map reference SH 52 71
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


E10755

Cross Polarized, E10755

Plane Polarized, E10755

Plane Polarized, E10755