BGS mineralogy and petrology collection record

Sample number S55838; COLLNOYU878;
Sample Donor Harris,A.L.
Rock name 'Original entry: Concordant Gneissose Granite'
Stratigraphy Not entered
Comments Concordant gneissose granite; ?Lewisian
Locality details 1140 yds S 78 deg E of Craighead
50k map sheet Cromarty (94)

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Map reference NH 768 617
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


S55838

Cross Polarized, S55838

Plane Polarized, S55838

Plane Polarized, S55838