BGS mineralogy and petrology collection record

Sample number S23835
Sample Donor Macgregor,A.G.
Rock name 'Original entry: Monchiquitic Olivine Analcite Basalt'
Stratigraphy Not entered
Comments Monchiquitic olivine analcite basalt, N 10 deg E dyke at least 6 feet thick cutting ash of neck
Locality details Patna Hill 3400 feet W 9 deg S from Downieston
50k map sheet Ayr (14)

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Map reference NS 405 109
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


S23835

Cross Polarized, S23835

Plane Polarized, S23835

Plane Polarized, S23835