BGS mineralogy and petrology collection record

Sample number S18768; S18768/A; COLLNO2002;
Sample Donor Flett,J.S.
Rock name 'Original entry: Coarse-Grained Sub-Basic Dyke (Group 3) Baked (Stage Iv) Agm'
Stratigraphy Not entered
Comments ?15 ft NNW dyke, cuts baked Lower ORS sandstone (probably same dyke as S. 23322), metamorphosed olivine-basalt; Ayrshire Memoir, p. 37
Locality details In stream, 0.25 mile NNW of Hart Hill, Loudoun Hill (opposite small tributary)
50k map sheet Kilmarnock (22)

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Map reference NS 5997 3203
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


S18768

Cross Polarized, S18768

Plane Polarized, S18768

Plane Polarized, S18768


S18768/A

Cross Polarized, S18768/A

Plane Polarized, S18768/A

Plane Polarized, S18768/A