BGS mineralogy and petrology collection record

Sample number S21631
Sample Donor Simpson,J.B.
Rock name 'Original entry: Garnet Granulite Or Garnet Gneiss'
Stratigraphy Not entered
Comments Garnet granulite or garnet gneiss from paragneiss belt
Locality details 100 yds W of Dun, 0.75 mile SW of Hynish Pier
50k map sheet Tiree (42)

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Map reference NL 9732 3852
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


S21631

Cross Polarized, S21631

Plane Polarized, S21631

Plane Polarized, S21631