BGS mineralogy and petrology collection record

Sample number S956
Sample Donor Geikie,A.
Rock name 'Original entry: Biotite Gneiss'
Stratigraphy Not entered
Comments 'Segregation seam'
Locality details Railway cutting N of Lairg Station
50k map sheet Lairg (102)

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Map reference NC 585 043
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


S956

Cross Polarized, S956

Plane Polarized, S956

Plane Polarized, S956