BGS mineralogy and petrology collection record

Sample number S33575
Sample Donor Macgregor,A.G.
Rock name 'Original entry: Monchiquituc Basalt'
Stratigraphy Not entered
Comments Monchiquituc basalt, intrusion; Lower Carboniferous
Locality details Yellow Craig, 700 yds S 30 deg W from N extremity of Longskelly Point
50k map sheet North Berwick (41)

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Map reference NT 5181 8577
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


S33575

Cross Polarized, S33575

Plane Polarized, S33575

Plane Polarized, S33575