BGS mineralogy and petrology collection record

Sample number S6394
Sample Donor Gunn, W.
Rock name 'Original entry: Quartz Porphyry'
Stratigraphy Not entered
Comments Quartz porphyry
Locality details Drumadoon Point, Arran
50k map sheet Arran (13)

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Map reference NR 882 288
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


S6394

Cross Polarized, S6394

Plane Polarized, S6394

Plane Polarized, S6394