BGS mineralogy and petrology collection record

Sample number S24987
Sample Donor Simpson,J.B.
Rock name 'Original entry: Decomposed Olivine Dolerite'
Stratigraphy Not entered
Comments Decomposed olivine dolerite, chilled top of sill
Locality details In stream at Castle Dalmellington
50k map sheet Ayr (14)

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Map reference NS 485 056
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


S24987

Cross Polarized, S24987

Plane Polarized, S24987

Plane Polarized, S24987