BGS mineralogy and petrology collection record

Sample number S76686; COLLNOYW1540;
Sample Donor May,F.
Rock name Andesite.
Stratigraphy Not entered
Comments Porphyrite dyke
Locality details S of Meall na Harraw
50k map sheet Glen Roy (63)

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Map reference NN 3887 9071
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


S76686

Cross Polarized, S76686

Plane Polarized, S76686

Plane Polarized, S76686