BGS mineralogy and petrology collection record

Sample number S16717
Sample Donor Wilson, J.S.G.
Rock name 'Original entry: Gabbro, Tending To Allivalite, Cf. S. 16702'
Stratigraphy Not entered
Comments Allivalite
Locality details 900 ft E of Creag na Comhla
50k map sheet Mull (44)

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Map reference NM 5887 2621
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


S16717

Cross Polarized, S16717

Plane Polarized, S16717

Plane Polarized, S16717