BGS mineralogy and petrology collection record

Sample number S93120; S93120/A; S93120/B; COLLNOGX1436;
Sample Donor Mendum,J.R.
Rock name Conglomerate. 'Original entry: Conglomerate'
Stratigraphy Not entered
Comments Silicified zone along joints in ORS breccio-conglomerate
Locality details Giligill Burn, 600m upstream from Freestone Quarry
50k map sheet Reay (115)

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Map reference NC 9192 6847
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


S93120/A

Cross Polarized, S93120/A

Plane Polarized, S93120/A

Plane Polarized, S93120/A


S93120/B

Cross Polarized, S93120/B

Plane Polarized, S93120/B

Plane Polarized, S93120/B