BGS mineralogy and petrology collection record

Sample number S54270; COLLNOYW709;
Sample Donor May,F.; Phemister,J.;
Rock name 'Original entry: Muscovite-Hornblende-Quartz-Albite Granulite'
Stratigraphy Not entered
Comments Siliceous schist typical of the rocks at Loc. 4
Locality details 270 yds W 27 deg S of outflow of Loch Lunnister
50k map sheet Central Shetland (128)

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Map reference HU 344 718
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


S54270

Cross Polarized, S54270

Plane Polarized, S54270

Plane Polarized, S54270