BGS mineralogy and petrology collection record

Sample number S6148
Sample Donor Geikie,A.
Rock name 'Original entry: Porphyritic Olivine Basalt'
Stratigraphy Not entered
Comments Porphyritic olivine basalt, stone in agglomerate
Locality details Knock, Largs
50k map sheet Rothesay (29)

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Map reference NS 203 628
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


S6148

Cross Polarized, S6148

Plane Polarized, S6148

Plane Polarized, S6148