BGS mineralogy and petrology collection record

Sample number S24770
Sample Donor Macgregor,A.G.
Rock name 'Original entry: Large Twinned Alkali-Felspar'
Stratigraphy Not entered
Comments Large twinned alkali-felspar, bomb in agglomerate
Locality details Burn 1450 yards W 22 deg N from Keirs
50k map sheet Ayr (14)

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Map reference NS 419 086
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


S24770

Cross Polarized, S24770

Plane Polarized, S24770

Plane Polarized, S24770