BGS mineralogy and petrology collection record

Sample number S33093
Sample Donor Haldane,D.
Rock name 'Original entry: Muscovite-Biotite-Oligoclase Gneiss, Diaphthoretic'
Stratigraphy Not entered
Comments Muscovite-biotite-oligoclase gneiss, diaphthoretic. Sillimanite schist; shimmer aggregate
Locality details S of Roe Clett, Calback Ness
50k map sheet Yell (130)

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Map reference HU 393 777
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


S33093

Cross Polarized, S33093

Plane Polarized, S33093

Plane Polarized, S33093