BGS mineralogy and petrology collection record

Sample number S43133; COLLNOYB598;
Sample Donor Lawrie,T.R.M.
Rock name 'Original entry: Granitic Augen-Gneiss'
Stratigraphy Not entered
Comments Augen type of granitic gneiss.Occurs in well- to vaguely-defined bands in granitic gneiss. Often crowded with feldspar porphyroblasts, which may stop suddenly, or fade out gradually at end of band
Locality details 1020 yds N 30 deg E of Bellsgrove Lodge
50k map sheet Tobermory (52)

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Map reference NM 8366 6607
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


S43133

Cross Polarized, S43133

Plane Polarized, S43133

Plane Polarized, S43133