BGS mineralogy and petrology collection record

Sample number S30415; COLLNOTR175;
Sample Donor Robertson,T.
Rock name 'Original entry: Garnetiferous Muscovite-Chlorite Gneiss'
Stratigraphy Not entered
Comments Garnetiferous gneiss or schist; quartz-soaked; much shimmer, garnet relics
Locality details S20. Marra Flaeshams, NW of W Linga
50k map sheet Central Shetland (128)

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Map reference HU 527 660
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


S30415

Cross Polarized, S30415

Plane Polarized, S30415

Plane Polarized, S30415