BGS mineralogy and petrology collection record

Sample number S55869; COLLNOYU862;
Sample Donor Harris,A.L.
Rock name 'Original entry: Coarse Vermicular Pegmatite With Black Biotite'
Stratigraphy Not entered
Comments Coarse vermicular pegmatite with black biotite
Locality details 755 yds N 75 deg E of Gallow Hill
50k map sheet Cromarty (94)

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Map reference NH 808 664
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


S55869

Cross Polarized, S55869

Plane Polarized, S55869

Plane Polarized, S55869