BGS mineralogy and petrology collection record

Sample number S31004
Sample Donor Wilson, George Victor
Rock name 'Original entry: Crumpled And Milled Garnetiferous Gneiss'
Stratigraphy Not entered
Comments Sheared gneiss; seems to have been a quartz-ribbed mica schist
Locality details Cliff 2000 ft NNW of E end of Lang Loch
50k map sheet West Shetland ? (127)

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Map reference HU 271 594
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


S31004

Cross Polarized, S31004

Plane Polarized, S31004

Plane Polarized, S31004