BGS mineralogy and petrology collection record

Sample number S92938; COLLNOAX2280;
Sample Donor Floyd,J.D.
Rock name Wacke. 'Original entry: Greywacke'
Stratigraphy Not entered
Comments Ordovician greywacke
Locality details N slope of Benbrack, Dalmellington
50k map sheet Cumnock (14E)

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Map reference NS 5249 0584
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


S92938

Cross Polarized, S92938

Plane Polarized, S92938

Plane Polarized, S92938