BGS mineralogy and petrology collection record

Sample number S24775
Sample Donor Macgregor,A.G.
Rock name 'Original entry: Highly Quartzose Ash'
Stratigraphy Not entered
Comments Highly quartzose ash from neck ?Permian
Locality details Patna Hill, 330 yards E 30 deg S from triangulation point 853
50k map sheet Ayr (14)

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Map reference NS 407 108
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


S24775

Cross Polarized, S24775

Plane Polarized, S24775

Plane Polarized, S24775