BGS mineralogy and petrology collection record

Sample number S25772
Sample Donor Simpson,J.B.
Rock name 'Original entry: Hornblende Teschenite (Camptonite) Sill Group 2(A)'
Stratigraphy Not entered
Comments Hornblende teschenite (camptonite) sill Group 2(a), sill probably Permian
Locality details Glaisnock Hill, 1000 yards S 15 deg W of Over Glaisnock, 2 miles S 18 deg E of Cumnock
50k map sheet Ayr (14)

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Map reference NS 574 159
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


S25772

Cross Polarized, S25772

Plane Polarized, S25772

Plane Polarized, S25772