BGS mineralogy and petrology collection record

Sample number S27554
Sample Donor Macgregor,A.G.
Rock name 'Original entry: Porphyritic Pyroxene Andesite Group 1(A)'
Stratigraphy Not entered
Comments Porphyritic pyroxene andesite Group 1(a) lava
Locality details SE of main road,E 40 deg N of Smithy Bridge Dunduff
50k map sheet Ayr (14)

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Map reference NS 26 16
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


S27554

Cross Polarized, S27554

Plane Polarized, S27554

Plane Polarized, S27554