BGS mineralogy and petrology collection record

Sample number S21092
Sample Donor Haldane,D.
Rock name 'Original entry: Semipelitic Schist ?'
Stratigraphy Not entered
Comments Involved in the Strath Fleet Crush which limits the Lairg Granodiorite on its south side
Locality details In burn Allt Loch na Saobhaidh
50k map sheet Lairg (102)

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Map reference NC 66330 03528
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


S21092

Cross Polarized, S21092

Plane Polarized, S21092

Plane Polarized, S21092