BGS mineralogy and petrology collection record

Sample number S23966
Sample Donor Macgregor,A.G.
Rock name 'Original entry: Olivine Dolerite'
Stratigraphy Not entered
Comments Olivine dolerite, sill
Locality details Smithston Burn 500 yards E 40 deg N from colliery (Houldsworth)
50k map sheet Ayr (14)

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Map reference NS 428 121
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


S23966

Cross Polarized, S23966

Plane Polarized, S23966

Plane Polarized, S23966