BGS mineralogy and petrology collection record

Sample number S55981
Sample Donor Mykura,W.
Rock name 'Original entry: Grey Tuffaceous Sandstone'
Stratigraphy Not entered
Comments Grey tuffaceous sandstone, M Devonian
Locality details Shore, Braewick, 100 yds SW of SW point of Loch Braewick, 1 mile NNW of Stoura Pund
50k map sheet North Shetland ? (129)

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Map reference HU 247 788
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


S55981

Cross Polarized, S55981

Plane Polarized, S55981

Plane Polarized, S55981