BGS mineralogy and petrology collection record

Sample number S42187
Sample Donor Johnstone,G.S.
Rock name 'Original entry: Monchiquite (??Nepheline)'
Stratigraphy Not entered
Comments Dyke cuts broken rock of Great Glen Fault Zone: dyke unbroken
Locality details Allt Mor, 1100 yds S 17 deg E from Meall Banavie
50k map sheet Loch Eil (62)

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Map reference NN 1183 7798
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


S42187

Cross Polarized, S42187

Plane Polarized, S42187

Plane Polarized, S42187