BGS mineralogy and petrology collection record

Sample number S56220; COLLNOYC2278;
Sample Donor Mykura,W.
Rock name 'Original entry: Carbonate Rock (Dyke)'
Stratigraphy Not entered
Comments Dark brownish weathered fine-grained carbonatite forming part of northward-branching dyke
Locality details Near E shore of Bressay, 260 yds NNE of south point of Muckle Hell
50k map sheet West Shetland and South Shetland ? (126)

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View the geology near 'West Shetland and South Shetland ?'

Map reference HU 528 402
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


S56220

Cross Polarized, S56220

Plane Polarized, S56220

Plane Polarized, S56220