BGS mineralogy and petrology collection record

Sample number S31833; S31833/A; COLLNO191x;
Sample Donor Eyles,V.A.
Rock name 'Original entry: Felsite (Autobrecciated)'
Stratigraphy Not entered
Comments Banded felsite intrusion ?a NE dyke in the Irish Law vent (1) coarsely orbicular variety
Locality details Surge Burn 866 yds S 4 deg W of High Corby Knowe
50k map sheet Glasgow (30)

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Map reference NS 2700 6108
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


S31833

Cross Polarized, S31833

Plane Polarized, S31833

Plane Polarized, S31833


S31833/A

Cross Polarized, S31833/A

Plane Polarized, S31833/A

Plane Polarized, S31833/A