BGS mineralogy and petrology collection record

Sample number S51102; COLLNOYZ207;
Sample Donor Berridge,N.G.
Rock name 'Original entry: Pelitic Schist (Oligoclase-Biotite Gneiss); Coarse-Grained, Relatively Feldspar-'
Stratigraphy Not entered
Comments Pelitic schist (oligoclase-biotite gneiss); coarse-grained, relatively feldspar-poor; ?lacking garnet
Locality details Allt Mam na Seilg, 440 ft at 217 deg from confluence with R Loyne
50k map sheet Cluanie (72)

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Map reference NH 111 057
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


S51102

Cross Polarized, S51102

Plane Polarized, S51102

Plane Polarized, S51102