BGS mineralogy and petrology collection record

Sample number S41739
Sample Donor Greig,D.C.
Rock name Not entered
Stratigraphy Not entered
Comments Rock adjacent to contact of granite and schist
Locality details Abhainn Tunna, c. 460 yards 13 deg from 1002 feet triangulation point An Tunna
50k map sheet Arran (Millport) (21)

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Map reference NR 980 474
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


S41739

Cross Polarized, S41739

Plane Polarized, S41739

Plane Polarized, S41739