BGS mineralogy and petrology collection record

Sample number S29683
Sample Donor Macgregor,A.G.
Rock name 'Original entry: Contact Altered Hypersthene Porphyrite'
Stratigraphy Not entered
Comments Contact altered hypersthene porphyrite, grey baked feldspar-phyric igneous rock
Locality details Quarry 320 yards W 5 deg N of triangultion point 951 Tincornhill
50k map sheet Ayr (14)

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Map reference NS 577 277
Year collected Not entered 
Bore name Not applicable
Confidentiality No restrictions