BGS mineralogy and petrology collection record

Sample number S63025; COLLNOGX156;
Sample Donor Mendum,J.R.
Rock name 'Original entry: Pseudotachylite In Pyroxene Gneiss'
Stratigraphy Not entered
Comments Pseudotachylite in pyroxene gneiss; Lewisian
Locality details S flank of Triuirebheinn
50k map sheet South Uist ? (69)

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Map reference NF 8100 2059
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


S63025

Cross Polarized, S63025

Plane Polarized, S63025

Plane Polarized, S63025