BGS mineralogy and petrology collection record

Sample number S12452
Sample Donor Presentation to BGS; Refer to paper records;
Rock name 'Original entry: Porphyritic Dolerite'
Stratigraphy Not entered
Comments Erratic (probably lava)
Locality details Duart Castle
50k map sheet Mull (44)

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Map reference NM 749 353
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


S12452

Cross Polarized, S12452

Plane Polarized, S12452

Plane Polarized, S12452