BGS mineralogy and petrology collection record

Sample number S23969
Sample Donor Macgregor,A.G.
Rock name 'Original entry: Alkali Feldspar Vein Cutting Ophitic Olivine Dolerite'
Stratigraphy Not entered
Comments Alkali feldspar vein cutting ophitic olivine dolerite, sill
Locality details Polnessan Burn 1015 yards W 44 deg S from triangulation point at 1112 feet on Bow Hill
50k map sheet Ayr (14)

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Map reference NS 436 113
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


S23969

Cross Polarized, S23969

Plane Polarized, S23969

Plane Polarized, S23969