BGS mineralogy and petrology collection record

Sample number S31803; COLLNO160x;
Sample Donor Eyles,V.A.
Rock name 'Original entry: Purple Trachyte (Rotten Phenocrysts)'
Stratigraphy Not entered
Comments Inclined sheet 5 ft thick
Locality details Gogo Water 50 yds W of mouth of Greeto Water
50k map sheet Glasgow (30)

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Map reference NS 2302 5933
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


S31803

Cross Polarized, S31803

Plane Polarized, S31803

Plane Polarized, S31803