BGS mineralogy and petrology collection record

Sample number S55358; S55358/A; COLLNOYC2108;
Sample Donor Mykura,W.
Rock name 'Original entry: Carbonate Rock (Dyke)'
Stratigraphy Not entered
Comments Dyke present, finer-grained, slightly altered, Bull GSGB No. 40, Plate VIII, Fig. 3
Locality details E coast of Bressay, 20 yds from shore, 295 yds NE of S point of Muckle Head
50k map sheet West Shetland and South Shetland ? (126)

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Map reference HU 527 401
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


S55358

Cross Polarized, S55358

Plane Polarized, S55358

Plane Polarized, S55358


S55358/A

Cross Polarized, S55358/A

Plane Polarized, S55358/A

Plane Polarized, S55358/A