BGS mineralogy and petrology collection record

Sample number S33552
Sample Donor Macgregor,A.G.
Rock name 'Original entry: ?Dolomitic Tuff Or Volcanic Detritus'
Stratigraphy Not entered
Comments ?Dolomitic tuff or volcanic detritus; Lower Carboniferous
Locality details Foreshore, 850 yds N 34 deg E of NE extremity of Black Rocks Point
50k map sheet North Berwick (41)

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Map reference NT 4899 8533
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


S33552

Cross Polarized, S33552

Plane Polarized, S33552

Plane Polarized, S33552