BGS mineralogy and petrology collection record

Sample number S72990; COLLNOAX934;
Sample Donor Floyd,J.D.
Rock name Wacke. 'Original entry: Greywacke'
Stratigraphy Not entered
Comments Greywacke, Ordovician
Locality details Alwhat Hill, W Nithsdale
50k map sheet New Cumnock (15W)

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Map reference NS 6505 0228
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


S72990

Cross Polarized, S72990

Plane Polarized, S72990

Plane Polarized, S72990