BGS mineralogy and petrology collection record

Sample number S54740; COLLNOYZ901;
Sample Donor Berridge,N.G.
Rock name 'Original entry: ?Quartz-Feldspar Porphyry'
Stratigraphy Not entered
Comments ?Quartz-feldspar porphyry, dyke
Locality details 4400 ft at 244 deg from Ratagan Church
50k map sheet Cluanie (72)

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Map reference NG 887 208
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


S54740

Cross Polarized, S54740

Plane Polarized, S54740

Plane Polarized, S54740