BGS mineralogy and petrology collection record

Sample number S40389; COLLNOXJ522;
Sample Donor Johnstone,G.S.
Rock name 'Original entry: Mylonite'
Stratigraphy Not entered
Comments Mylonite in subsidiary fault parallel to Great Glen Fault; band about 3 ft thick
Locality details R Gloy, just upstream from new bridge
50k map sheet Loch Eil (62)

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Map reference NN 2249 8788
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


S40389

Cross Polarized, S40389

Plane Polarized, S40389

Plane Polarized, S40389