BGS mineralogy and petrology collection record

Sample number S29482
Sample Donor Macgregor,A.G.
Rock name 'Original entry: ?Contact Altered Microdiorite'
Stratigraphy Not entered
Comments ?Contact altered microdiorite, fine-grained very dark igneous relation to granodiorite or other rocks not seen
Locality details Fingland Rig 1300 yards E 10 deg N of triangulation point at 1481 feet on Bught Hill
50k map sheet Sanquhar (15)

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Map reference NS 795 198
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


S29482

Cross Polarized, S29482

Plane Polarized, S29482

Plane Polarized, S29482