BGS mineralogy and petrology collection record

Sample number S29679
Sample Donor Macgregor,A.G.
Rock name 'Original entry: Contact Altered Microdiorite And Diorite Or Granodiorite'
Stratigraphy Not entered
Comments Contact altered microdiorite and diorite or granodiorite, junction of S29678 with a very fine-grained type of grey igneous
Locality details Tincornhll Quarry (N face) 450 yards W 40 deg S of triangulation point 951 Tincornhill
50k map sheet Ayr (14)

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Map reference NS 577 275
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


S29679

Cross Polarized, S29679

Plane Polarized, S29679

Plane Polarized, S29679