BGS mineralogy and petrology collection record

Sample number S12939
Sample Donor Bailey, E.B.
Rock name 'Original entry: Andesite'
Stratigraphy Not entered
Comments Peculiar NNE dyke, see S. 12940-12942 (Sheet 54). Three bands cut Moor of Rannoch Granite, and are cut by NNE porphyrite dyke
Locality details 1 mile E of Beinn na Caillich
50k map sheet Ben Nevis (53)

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Map reference NN 1502 6301
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


S12939

Cross Polarized, S12939

Plane Polarized, S12939

Plane Polarized, S12939