BGS mineralogy and petrology collection record

Sample number S23139
Sample Donor Phemister,J.
Rock name 'Original entry: Silicified Trachyte'
Stratigraphy Not entered
Comments Silicified trachyte
Locality details Right bank Craw Burn 750 yards 21 deg W of Laigh Alderstocks
50k map sheet Hamilton (23)

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Map reference NS 6104 4346
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


S23139

Cross Polarized, S23139

Plane Polarized, S23139

Plane Polarized, S23139