BGS mineralogy and petrology collection record

Sample number S24050
Sample Donor Ross, George
Rock name 'Original entry: Keratophyre'
Stratigraphy Not entered
Comments Keratophyre, boulder and pebbles in quartzite conglomerate near top of Downtonian Series
Locality details In Smithy Burn 1000 feet from head of burn
50k map sheet Hamilton (23)

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Map reference NS 7878 3019
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


S24050

Cross Polarized, S24050

Plane Polarized, S24050

Plane Polarized, S24050