BGS mineralogy and petrology collection record

Sample number S24490; S24490/A; S24490/B;
Sample Donor Thomas,H.H.
Rock name 'Original entry: Sapphire-Bearing Rock'
Stratigraphy Not entered
Comments Sapphire rock; Memoir, p. 234
Locality details N side of Glebe Hill by bank of Amhainnn Chro Bheinn, Kilchoan
50k map sheet Coll (51)

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Map reference NM 4805 6478
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


S24490/A

Cross Polarized, S24490/A

Plane Polarized, S24490/A

Plane Polarized, S24490/A


S24490/B

Cross Polarized, S24490/B

Plane Polarized, S24490/B

Plane Polarized, S24490/B