BGS mineralogy and petrology collection record

Sample number S8550
Sample Donor Barrow, G.
Rock name 'Original entry: Garnet Biotite Chlorite Schist'
Stratigraphy Not entered
Comments Some twinned feldspars and much decomposed garnet. See Memoir, p.23
Locality details Eastern head of the Dubh Altan
50k map sheet Kingussie (64)

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Map reference NO 012 819
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


S8550

Cross Polarized, S8550

Plane Polarized, S8550

Plane Polarized, S8550