BGS mineralogy and petrology collection record

Sample number S24021
Sample Donor Simpson,J.B.
Rock name 'Original entry: Biotite-Bearing Teschenite Sill Group 2(A)'
Stratigraphy Not entered
Comments Biotite-bearing teschenite sill group 2(a)
Locality details Side of railway cutting at bridge 660 yards E 10 deg S of Craigens, 1 mile SE of Old Cumnock
50k map sheet Ayr (14)

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Map reference NS 588 188
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


S24021

Cross Polarized, S24021

Plane Polarized, S24021

Plane Polarized, S24021