BGS mineralogy and petrology collection record

Sample number S72964; COLLNOAX908;
Sample Donor Floyd,J.D.
Rock name Wacke. 'Original entry: Greywacke'
Stratigraphy Not entered
Comments Greywacke, Ordovician
Locality details Blackcraig Hill, W Nithsdale
50k map sheet New Cumnock (15W)

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Map reference NS 6372 0760
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


S72964

Cross Polarized, S72964

Plane Polarized, S72964

Plane Polarized, S72964