BGS mineralogy and petrology collection record

Sample number S34388; COLLNOMRC6;
Sample Donor Macgregor,A.G.
Rock name 'Original entry: Olivine-Basalt, Dunsapie Type Agm'
Stratigraphy Not entered
Comments Porphyritic basalt, passing into slag and underlying steeply dipping sedimentary band
Locality details Crags at N side of road, 355 yds E 8 deg N of Bench Mark 255.2 ft near St Leonard's Lodge
50k map sheet Edinburgh (32)

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Map reference NT 2735 7263
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


S34388

Cross Polarized, S34388

Plane Polarized, S34388

Plane Polarized, S34388