BGS mineralogy and petrology collection record

Sample number S25211
Sample Donor Macgregor,A.G.
Rock name 'Original entry: Decomposed Porphyritic Pyroxene Andesite Or Basalt (?Olivine)'
Stratigraphy Not entered
Comments Decomposed porphyritic pyroxene andesite or basalt (?olivine), O.R. sandstone lava with microporphyritic felspar
Locality details Long Craig, 500 yards N 32 deg W from Balbeg
50k map sheet Ayr (14)

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Map reference NS 379 028
Year collected Not entered 
Bore name Not applicable
Confidentiality No restrictions