BGS mineralogy and petrology collection record

Sample number S23140
Sample Donor Phemister,J.
Rock name 'Original entry: Hornblende Trachyandesite'
Stratigraphy Not entered
Comments Hornblende trachyandesite
Locality details Quarry on hilltop 250 yards 4 deg N of W of High Alderstocks
50k map sheet Hamilton (23)

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Map reference NS 6082 4489
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


S23140

Cross Polarized, S23140

Plane Polarized, S23140

Plane Polarized, S23140