BGS mineralogy and petrology collection record

Sample number S33570
Sample Donor Macgregor,A.G.
Rock name 'Original entry: Trachytic Tuff'
Stratigraphy Not entered
Comments Trachytic tuff; Lower Carboniferous
Locality details Foreshore, about 140 yds W 3 deg S of Marine Villa, Weaklaw
50k map sheet North Berwick (41)

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Map reference NT 5019 8596
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


S33570

Cross Polarized, S33570

Plane Polarized, S33570

Plane Polarized, S33570