BGS mineralogy and petrology collection record

Sample number S23812
Sample Donor Read, H.H.
Rock name 'Original entry: Trachyte'
Stratigraphy Not entered
Comments Trachyte, lava
Locality details Summit of Quothquan Law
50k map sheet Hamilton (23)

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Map reference NS 9882 3842
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


S23812

Cross Polarized, S23812

Plane Polarized, S23812

Plane Polarized, S23812