BGS mineralogy and petrology collection record

Sample number S41736
Sample Donor Greig,D.C.
Rock name Not entered
Stratigraphy Not entered
Comments Porphyritic granite adjacent to contact with schist
Locality details River in Gleann Easan Biorach; 440 yards 201 deg from 1057 feet triangulation point Torr Nead an Eoin
50k map sheet Arran (Millport) (21)

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Map reference NR 950 489
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


S41736

Cross Polarized, S41736

Plane Polarized, S41736

Plane Polarized, S41736