BGS mineralogy and petrology collection record

Sample number S30392; COLLNOTR152;
Sample Donor Robertson,T.
Rock name 'Original entry: Epidotic Quartz-Biotite Rock'
Stratigraphy Not entered
Comments ?Hornblende schist; looks thermally altered: sphene and epidote abundant, poikiloblastic, diverse biotite
Locality details S8. Isthmus at Skaw Taing, Whalsay
50k map sheet Central Shetland (128)

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Map reference HU 607 669
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


S30392

Cross Polarized, S30392

Plane Polarized, S30392

Plane Polarized, S30392