BGS mineralogy and petrology collection record

Sample number S40390; COLLNOXJ567;
Sample Donor Johnstone,G.S.
Rock name 'Original entry: Mylonite'
Stratigraphy Not entered
Comments Mylonite from same fault as S. 40389; band about 2 ft thick
Locality details Old Spean - Invergarry railway, 1750 yds NE from new bridge
50k map sheet Loch Eil (62)

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Map reference NN 2360 8919
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


S40390

Cross Polarized, S40390

Plane Polarized, S40390

Plane Polarized, S40390