BGS mineralogy and petrology collection record

Sample number S28668
Sample Donor Kennedy, William Q.
Rock name 'Original entry: Granite Gneiss'
Stratigraphy Not entered
Comments Granite gneiss
Locality details Dalnabreck 716 yds W 23 deg n of BM 45.1 ft at Langal
50k map sheet Tobermory (52)

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Map reference NM 7017 6994
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


S28668

Cross Polarized, S28668

Plane Polarized, S28668

Plane Polarized, S28668