BGS mineralogy and petrology collection record

Sample number S28284
Sample Donor Read, H.H.
Rock name 'Original entry: Diaphthoretic Garnet-Muscovite Schist'
Stratigraphy Not entered
Comments Diaphthoretic garnet gneiss; with staurolite and kyanite relics
Locality details Wick of Collaster, Collaster
50k map sheet Unst (131)

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Map reference HP 577 034
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


S28284

Cross Polarized, S28284

Plane Polarized, S28284

Plane Polarized, S28284