BGS mineralogy and petrology collection record

Sample number S29300
Sample Donor Simpson,J.B.
Rock name Not entered
Stratigraphy Not entered
Comments Sill in position close to mussel bed below Chalmesston coal seam sill truncated by 80 fathom fault
Locality details No. 4 mine, Benbain
50k map sheet Ayr (14)

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Map reference NS 509 093
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


S29300

Cross Polarized, S29300

Plane Polarized, S29300

Plane Polarized, S29300