BGS mineralogy and petrology collection record

Sample number S31089
Sample Donor Wilson, George Victor
Rock name 'Original entry: Granulitised Granite, Patchily Porphyroblastic'
Stratigraphy Not entered
Comments Crushed rock
Locality details Foot of cliff 2600 ft SSE of Westerwick
50k map sheet Foula (125)

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Map reference HU 285 420
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


S31089

Cross Polarized, S31089

Plane Polarized, S31089

Plane Polarized, S31089