BGS mineralogy and petrology collection record

Sample number S24784
Sample Donor Phemister,J.
Rock name 'Original entry: Feldspathized Trachybasalt'
Stratigraphy Not entered
Comments Feldspathized trachybasalt, shows strings of coarse syenite traversing the normal Loudoun Hill rock
Locality details 20 yards SW of summit Loudoun Hill
50k map sheet Hamilton (23)

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Map reference NS 6085 3787
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


S24784

Cross Polarized, S24784

Plane Polarized, S24784

Plane Polarized, S24784