BGS mineralogy and petrology collection record

Sample number S50733; COLLNOYZ256;
Sample Donor Berridge,N.G.
Rock name 'Original entry: Microdiorite Or Microgranodiorite'
Stratigraphy Not entered
Comments Microdiorite or microgranodiorite (coarser and less siliceous than S. 50732)
Locality details Glen Loyne - sourth: 2140 ft at 154 deg from confluence of Allt Mam na Seilg with R Loyne
50k map sheet Cluanie (72)

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Map reference NH 114 051
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


S50733

Cross Polarized, S50733

Plane Polarized, S50733

Plane Polarized, S50733