BGS mineralogy and petrology collection record

Sample number S40269; COLLNOXN670;
Sample Donor Wright,J.E.
Rock name 'Original entry: Quartz-Oligoclase-Biotite-Muscovite Gneiss'
Stratigraphy Not entered
Comments ?Injected semipelite from irregular band at junction of injected pelite to W and quartzose psammite to E
Locality details W shore of L Shiel, 2010 yds S 11 deg E of summit (1750 ft) of An t-Sleubhaich
50k map sheet Loch Eil (62)

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Map reference NM 8801 7858
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


S40269

Cross Polarized, S40269

Plane Polarized, S40269

Plane Polarized, S40269