BGS mineralogy and petrology collection record

Sample number S26385
Sample Donor Read, H.H.
Rock name 'Original entry: Synthetic Biotite Gneiss'
Stratigraphy Not entered
Comments Synthetic biotite gneiss; See Mem. Cent. Suth., p. 129
Locality details Knob 0.5 mile E by S of S end of Gorm Loch Beag
50k map sheet Achentoul (109)

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Map reference NC 721 265
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


S26385

Cross Polarized, S26385

Plane Polarized, S26385

Plane Polarized, S26385