BGS mineralogy and petrology collection record

Sample number S18168; S18168/A;
Sample Donor Clough, C.T.
Rock name Not entered
Stratigraphy Not entered
Comments Xenolith, with sapphire; Memoir, p. 272
Locality details 1980 ft slightly N by W of Ardchrishnich
50k map sheet Iona (43)

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Map reference NM 4154 2408
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


S18168

Cross Polarized, S18168

Plane Polarized, S18168

Plane Polarized, S18168


S18168/A

Cross Polarized, S18168/A

Plane Polarized, S18168/A

Plane Polarized, S18168/A