BGS mineralogy and petrology collection record

Sample number S24027
Sample Donor Simpson,J.B.
Rock name 'Original entry: Rotten Coarse Dolerite (? Affinities)'
Stratigraphy Not entered
Comments Rotten coarse dolerite (? affinities), same sill as S24026, Permian
Locality details In small stream 400 yards S of Darmallock, 2.5 miles SE of Cumnock
50k map sheet Sanquhar (15)

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Map reference NS 609 199
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


S24027

Cross Polarized, S24027

Plane Polarized, S24027

Plane Polarized, S24027