BGS mineralogy and petrology collection record

Sample number S28631
Sample Donor Kennedy, William Q.
Rock name 'Original entry: Highly Contact-Altered ?Siliceous Gneiss'
Stratigraphy Not entered
Comments Highly contact-altered ?siliceous gneiss from margin of quartz-dolerite
Locality details Beside tributary to Allt Ur
50k map sheet Tobermory (52)

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Map reference NM 7390 7027
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


S28631

Cross Polarized, S28631

Plane Polarized, S28631

Plane Polarized, S28631