BGS mineralogy and petrology collection record

Sample number S25758; S25758/A;
Sample Donor Phemister,J.
Rock name 'Original entry: Trachyandesite'
Stratigraphy Not entered
Comments Trachyandesite, probably a plug
Locality details Quarry 275 yards 40 deg E of S of East Browncastle, Avondale
50k map sheet Hamilton (23)

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Map reference NS 6426 4260
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


S25758

Cross Polarized, S25758

Plane Polarized, S25758

Plane Polarized, S25758


S25758/A

Cross Polarized, S25758/A

Plane Polarized, S25758/A

Plane Polarized, S25758/A