BGS mineralogy and petrology collection record

Sample number S11731
Sample Donor Harker, Alfred
Rock name 'Original entry: Mugearite'
Stratigraphy Not entered
Comments Tertiary sill; Summ Prog 1905, pp. 73-74; Mem Small Isles, p. 130
Locality details Eilean a' Bhaird, Canna Harbour
50k map sheet Rum (60)

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Map reference NG 270 050
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


S11731

Cross Polarized, S11731

Plane Polarized, S11731

Plane Polarized, S11731