BGS mineralogy and petrology collection record

Sample number E11389
Sample Donor Greenly,E.
Rock name 'Original entry: Powder Of Vein In Spilite.'
Stratigraphy Not entered
Comments See Mem.Geol.of Anglesey.p.74. Six inch vein of heavy mineral traversing the spilite lavas. Residues/AP/161
Locality details Llanddwyn Is. N.paths end at "10"
50k map sheet Caernarfon (105)

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Map reference SH 391 633
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


E11389

Cross Polarized, E11389

Plane Polarized, E11389

Plane Polarized, E11389