BGS mineralogy and petrology collection record

Sample number N12521
Sample Donor Floyd,J.D.; Refer to paper records;
Rock name Not entered
Stratigraphy Not entered
Comments Greywacke, Ordovician
Locality details Blackcraig Hill, Glen Afton, New Cumnock
50k map sheet New Cumnock (15W)

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Map reference NS 6396 0728
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


N12521

Cross Polarized, N12521

Plane Polarized, N12521

Plane Polarized, N12521