BGS mineralogy and petrology collection record

Sample number S63631; COLLNOAX 264;
Sample Donor Floyd,J.D.
Rock name Not entered
Stratigraphy Not entered
Comments Greywacke (coarse) Ordovician
Locality details Ashmark Hill
50k map sheet Sanquhar (15)

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Map reference NS 6122 0939
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


S63631

Cross Polarized, S63631

Plane Polarized, S63631

Plane Polarized, S63631