BGS mineralogy and petrology collection record

Sample number S36971
Sample Donor Johnstone,G.S.
Rock name 'Original entry: Analcime-Basanite'
Stratigraphy Not entered
Comments Sill near (topographic) top
Locality details Small knoll, 420 yds E 20 deg S of Wilkieston Farm
50k map sheet North Berwick (41)

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Map reference NO 4575 1191
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


S36971

Cross Polarized, S36971

Plane Polarized, S36971

Plane Polarized, S36971