BGS mineralogy and petrology collection record

Sample number S37089
Sample Donor Johnstone,G.S.
Rock name 'Original entry: Teschenite'
Stratigraphy Not entered
Comments Sill; crushed rock from thrust (cut parallel to slickensideing)
Locality details Isle of May, 1200 ft N 15 deg W of lighthouse
50k map sheet North Berwick (41)

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Map reference NT 6543 9970
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


S37089

Cross Polarized, S37089

Plane Polarized, S37089

Plane Polarized, S37089