BGS mineralogy and petrology collection record

Sample number S15981
Sample Donor Horne, J.; Peach, B.N.;
Rock name 'Original entry: Crushed Muscovite-Biotite Gneiss'
Stratigraphy Not entered
Comments Not entered
Locality details 0.5 mile E of Dalbeg, 3 miles NE of Carloway
50k map sheet Lewis (105)

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Map reference NB 236 456
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


S15981

Cross Polarized, S15981

Plane Polarized, S15981

Plane Polarized, S15981