BGS mineralogy and petrology collection record

Sample number S5830
Sample Donor Greenly,E.
Rock name 'Original entry: Sillimanite-Biotite Gneiss'
Stratigraphy Not entered
Comments See Mem. Cent. Suth., p. 123
Locality details Cnoc Ach' na h'Uai (bosses between BM 808.8 and 889.8)
50k map sheet Achentoul (109)

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Map reference NC 822 334
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


S5830

Cross Polarized, S5830

Plane Polarized, S5830

Plane Polarized, S5830