BGS mineralogy and petrology collection record

Sample number S43433
Sample Donor Phemister,J.
Rock name 'Original entry: Blastomylonite'
Stratigraphy Not entered
Comments Blastomylonite/recrystallied mylonitic siliceous granulite
Locality details 265 yds 13 deg N of W of Sandwick
50k map sheet North Shetland ? (129)

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Map reference HU 278 779
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


S43433

Cross Polarized, S43433

Plane Polarized, S43433

Plane Polarized, S43433