BGS mineralogy and petrology collection record

Sample number S1860; S1860/a;
Sample Donor Geikie,A.
Rock name 'Original entry: Quartz-Trachyte'
Stratigraphy Not entered
Comments Quartz-trachyte; East Lothian Mem., pp. 127 - 128
Locality details Dirleton Quarry, North Berwick
50k map sheet Haddington (33)

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Map reference NT 507 834
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


S1860

Cross Polarized, S1860

Plane Polarized, S1860

Plane Polarized, S1860


S1860/a

Cross Polarized, S1860/a

Plane Polarized, S1860/a

Plane Polarized, S1860/a