BGS mineralogy and petrology collection record

Sample number S10094
Sample Donor Wilson, J.S.G.
Rock name Not entered
Stratigraphy Not entered
Comments Diorite(?) cutting pegmatite and muscovite-biotite granite
Locality details 2nd cutting W of tunnel, Glenfinnan
50k map sheet Loch Eil (62)

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Map reference NM 917 803
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


S10094

Cross Polarized, S10094

Plane Polarized, S10094

Plane Polarized, S10094