BGS mineralogy and petrology collection record

Sample number S50051; S50051/A; COLLNOYR1018;
Sample Donor Dearnley,R.
Rock name 'Original entry: Quartz-Microdiorite'
Stratigraphy Not entered
Comments 21 inch quartz-microdiorite dyke; contact
Locality details Allt an Poathrain, 67 yds upstream from roadbridge
50k map sheet Cluanie (72)

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Map reference NH 1930 1016
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


S50051

Cross Polarized, S50051

Plane Polarized, S50051

Plane Polarized, S50051


S50051/A

Cross Polarized, S50051/A

Plane Polarized, S50051/A

Plane Polarized, S50051/A