BGS mineralogy and petrology collection record

Sample number S11703
Sample Donor Harker, Alfred
Rock name 'Original entry: Porphyritic Olivine-Dolerite'
Stratigraphy Not entered
Comments Dyke
Locality details Rudha na Crannaig, Kildonan, Eigg
50k map sheet Arisaig (61)

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Map reference NM 489 850
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


S11703

Cross Polarized, S11703

Plane Polarized, S11703

Plane Polarized, S11703