BGS mineralogy and petrology collection record

Sample number S31949
Sample Donor Kennedy, William Q.
Rock name 'Original entry: Biotite-Oligoclase-Quartz Schist With Granodioritic Injection'
Stratigraphy Not entered
Comments Porphyritic granite which permeates schists
Locality details 600 yds N 8 deg E of Longrigg
50k map sheet Tobermory (52)

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Map reference NM 8054 6300
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


S31949

Cross Polarized, S31949

Plane Polarized, S31949

Plane Polarized, S31949