BGS mineralogy and petrology collection record

Sample number S27934
Sample Donor Kennedy, William Q.
Rock name 'Original entry: Impregnation Gneiss'
Stratigraphy Not entered
Comments Impregnation gneiss forms broad bands in massive psammitic schists cut by ptygmatic pegmatite and quartz veins
Locality details 430 yds due W of S end of Lochan Glac Ealagain
50k map sheet Tobermory (52)

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Map reference NM 6920 7066
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


S27934

Cross Polarized, S27934

Plane Polarized, S27934

Plane Polarized, S27934