BGS mineralogy and petrology collection record

Sample number S4910
Sample Donor Geikie,A.; Peach, B.N.;
Rock name 'Original entry: Andesitic Or Dacitic Tuff F'
Stratigraphy Not entered
Comments Felsitic grit on tuff H
Locality details W side of Loganlee Reservoir, 8 miles SW of Edinburgh
50k map sheet Edinburgh (32)

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Map reference NT 1915 6218
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


S4910

Cross Polarized, S4910

Plane Polarized, S4910

Plane Polarized, S4910