BGS mineralogy and petrology collection record

Sample number S427; COLLNO1695;
Sample Donor Macconachie,A.F.
Rock name 'Original entry: Basalt'
Stratigraphy Not entered
Comments "Porphyrite"
Locality details Green Craig
50k map sheet Edinburgh (32)

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Map reference NT 223 669
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


S427

Cross Polarized, S427

Plane Polarized, S427

Plane Polarized, S427