BGS mineralogy and petrology collection record

Sample number S16546
Sample Donor Clough, C.T.
Rock name 'Original entry: Allivalite'
Stratigraphy Not entered
Comments Inclined sheet, cut off by Corra-bheinn Gabbro
Locality details 2800 ft SW of loch in Coire a' Mhaim
50k map sheet Mull (44)

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Map reference NM 5737 3131
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


S16546

Cross Polarized, S16546

Plane Polarized, S16546

Plane Polarized, S16546