BGS mineralogy and petrology collection record

Sample number S55299; COLLNOYC1952;
Sample Donor Mykura,W.
Rock name 'Original entry: Calcareous Silty Mudstone (Microfolded)'
Stratigraphy Not entered
Comments Very hard grey indurated calcareous silty mudstone
Locality details Foreshore, approx. 85 yd SSW of Shaltstein
50k map sheet Fair Isle (123)

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Map reference HZ 196 699
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


S55299

Cross Polarized, S55299

Plane Polarized, S55299

Plane Polarized, S55299