BGS mineralogy and petrology collection record

Sample number N3084; N3084/B; N3084/C;
Sample Donor Krabbendam, Dr Maarten
Rock name Not entered
Stratigraphy Not entered
Comments Coarse semipelitic gneiss, relatively leucocratic, mica fabric parallel to gneissose banding. Recrystallized quartz bit more abundant than coarser, strained and recrystallized plagioclase (oligoclase). Biotite and muscovite both defining the fabric a
Locality details Glen Isla
50k map sheet Glen Shee (56W)

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Map reference NO 1874 7089
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


N3084

Cross Polarized, N3084

Plane Polarized, N3084

Plane Polarized, N3084


N3084/B

Cross Polarized, N3084/B

Plane Polarized, N3084/B

Plane Polarized, N3084/B


N3084/C

Cross Polarized, N3084/C

Plane Polarized, N3084/C

Plane Polarized, N3084/C