BGS mineralogy and petrology collection record

Sample number S23921
Sample Donor Phemister,J.
Rock name 'Original entry: Hornblende Trachyandesite'
Stratigraphy Not entered
Comments Hornblende trachyandesite, T
Locality details Browncastle Burn 660 yards 8 deg S of W of Drumreevough
50k map sheet Hamilton (23)

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Map reference NS 6186 4395
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


S23921

Cross Polarized, S23921

Plane Polarized, S23921

Plane Polarized, S23921